Cell stained light for the metaphase test and dark for the SDH, then we can classify the cell as an oxidative cell.
What is metaphase?Metaphase, the second stage of mitosis, sees the chromosomes travel onto the spindle's equatorial plane.
What is the SDH test?Oxidative cell stains are dark for the SDH test and light for the metaphase test.SDH is an enzyme used in testing mainly to detect hepatocellular injury in cattle and horses.SDH enzyme is also detected in human tissues. The major sites where the SDH enzymes are found in humans are kidneys, seminal vesicles and kidneys.To know more about oxidative cells visit:
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The hindbrain consists of the ____. a. thalamus and hypothalamus b. tectum, tegmentum, and reticular formation c. medulla, pons, and cerebellum d. spinal cord and cranial nerves
The hindbrain consists of the medulla, the pons, and the cerebellum.
The hindbrainThe hindbrain is the portion of the brain that is otherwise known as the rhombencephalon. It is the part of the brain that is located towards the lower back.
The hindbrain consists of 3 main parts:
The medulla oblongataThe ponsThe cerebellumEach component has specific functions they perform. The medulla oblongata is located at the extreme end where the brain connects with the spinal cord. It controls activities such as heartbeat, blood pressure, and respiration.
The pons of the hindbrain work hand in hand with the medullar oblongata for effective breathing. In addition, it is the part of the brain that controls the circadian rhythm of the body.
The cerebellum helps the body to maintain postural balance and adjustments when necessary.
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The diagram below shows an ornithiscian dinosaur, an ancient bird called archaeopteryx, and the modern day bird.
Based on the diagram, which of these statements is most likely correct?
A) Modern day birds have evolved from dinosaurs.
B) Archaeopteryx has evolved from modern day birds.
C) Ornithiscian dinosaurs had evolved from modern day birds.
D) Ornithiscian dinosaurs had evolved from the archaeopteryx.
Answer: option A is the correct answer
Explanation:
Answer:
Option A is the correct answer
Explanation:
Look at the diagram
Which testicular cells help deliver sperm to the epididymis by contracting rhythmically?
Myoid cells help deliver sperm to the epididymis by contracting rhythmically.
All mammalian species have peritubular myoid cells that surround the seminiferous tubules in the testis, but each species has a different arrangement of these cells inside the peritubular interstitial tissue. They are actin-containing contractile cells that play a major role in spermatozoa transport via tubules. By helping to lay down the basement membrane, they give the tubules structural rigidity.
The function of Sertoli cells has also been found to be impacted by this, and PTM cells and Sertoli cells can communicate with one another via secreting growth factors and elements of the extracellular matrix. PTM cells are essential for establishing proper spermatogenesis, according to studies.Overall, PTM cells play a part in regulating spermatogenesis through cellular contact and preserving the tubules' structural integrity.
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Does the Youth Service Project, or a Civic Organisation, or Community Service Centre help the community?yes\no collaborate
The answer to the question of whether the Youth Service Project, or a Civic Organisation, or Community Service Centre help the community is: Yes, they do help the community.
These are all parts of national integration and community building and development as young citizens are sent to different parts of a nation for a period of time to acclimatize with a different culture
What is a Youth Service Project?This is a national building and integration project that is used to help the community through Community Development Services.
These services can include, but are not limited to:
youth programs, battered women's centers, alcohol and drug rehabilitation centers, etcThese Community Development Services are important in national building efforts as people are rehabilitated into society and basic amenities are provided.
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Hen the body responds by dilating superficial vessels in the skin, blood comes toward the surface of the skin. this allows ________.
When the body responds by dilating superficial vessels in the skin, blood comes toward the surface of the skin. This allows the release of heat to allow cooling.
The sweat glands start to produce more perspiration when the body temperature rises, as it does during physical activity on a hot day.The body is cooled via heat loss caused by sweat evaporation from the skin's surface.The skin's blood vessels dilate and expand, either releasing or trapping heat. Our skin contains roughly 3 million sweat glands, and when they grow, blood flow increases and heat is given to it.The dermal blood arteries nourish the skin and assist in controlling body temperature. The blood vessels enlarge (dilate) in response to heat, allowing a lot of blood to flow close to the skin's surface where the heat can be dissipated. blood vessels narrow (constrict), the cold retaining the body's heat.learn more about skin's blood vessels here: https://brainly.com/question/6235443
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By what mechanism does pi-3 phosphate promote activation of pkb (protein kinase b)?
[tex]PI3K,[/tex] the mechanism does [tex]pi-3[/tex] phosphate promote activation of pkb .
Normally, the regulatory subunit linked to the active receptor directly stimulates [tex]PI3K[/tex]or is indirectly stimulated by adaptor molecules such as the insulin receptor substrate (IRS) proteins. A RAS protein that binds to GTP can also activate [tex]PI3K[/tex].
A receptor tyrosine kinase (RTK) on the plasma membrane is triggered when an external ligand binds to it, producing receptor dimerization and cross-phosphorylation of tyrosine residues in the intracellular domains. Cell metabolism, growth, proliferation, and survival are all influenced by protein kinase B, also known as Akt. Phosphoinositide-3-kinase is a key player in a multi-step process that regulates its activation.
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The carrier protein that transports absorbed iron through the blood is?
Answer:
Greater than 95% of iron in plasma is bound to its circulating transport protein transferrin, which delivers most of its iron to erythrocyte precursors—i.e. erythroid progenitor cells of the bone marrow that differentiate into mature RBCs
Explanation:
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Sponges are examples of ________.
a. animals that exhibit bilateral symmetry
b. photoautotrophs suspension feeders
c. animals that lack a true body cavity
In regards to the above, Sponges are examples of animals that lack a true body cavity.
What are Sponges?Sponges are known to be larvae that are said to be motile and they tend to move through the motion of cilia.
Sponges are known to have no true tissues and are called filter feeders,
The animal known to be sponges are known to be one whose body is said to be the simplest sponges and they often the shape of a cylinder.
Therefore, In regards to the above, Sponges are known to be good yo be animals that do not have a true body cavity.
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Answer:Suspension Feeders
Explanation:
suspension feeders
How many different genes are coordinately regulated by the gal4 transcriptional activator?.
Answer:
Four
(For the extra words limit)
The cholesterol associated with animal cell membranes ___________________________.
The cholesterol associated with animal cell membranes helps prevent too much proximity between phospholipids.
Cholesterol, which serves as one of the fundamental components of plasma membranes, is crucial for preserving the structural stability and controlling the fluidity of cell membranes, both of which affect the homeodynamics of different membrane proteins on the cell surface.
Cholesterol's primary role is to preserve the fluidity and structural integrity of cell membranes as well as to act as a precursor for the manufacture of essential compounds for the organism, such as steroid hormones, bile acids, and vitamin D. It serves as a fluid insulator. By preventing the membrane from being too close, it keeps it more fluid even in extremely cold temperatures. It loses fluidity when the temperature is too high.
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When exposure to ionizing radiation causes proliferation of the white blood cells, the radiation-induced disease that occurs is:_______.
When exposure to ionizing radiation causes proliferation of the white blood cells, the radiation-induced disease that occurs is Anemia.
The radiation could pass through the cell without damaging the DNA. The radiation could damage the cell's DNA, but the DNA repairs itself . X-ray photons collide with important cell chemicals and break them apart by ionization, causing critical damage to large molecules. Based on the assumption that radiation can cause chemical damage to the cell by ionizing the water within it .Radiation works by damaging the genes (DNA) in cells. Genes control how cells grow and divide. When radiation damages the genes of cancer cells, they can't grow and divide any more. Over time, the cells die.
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Mueller et al. created a strain of mice that lacked the receptor that normally responds to a bitter substance called cyx. The mice that did not have this receptor?
Mueller et al. created a strain of mice that lacked the receptor that normally responds to a bitter substance called cyx. the mice without this receptor did not avoid cyx.
What is cyx receptor?
cyclohexamide(cyx) is a toxic antibiotic with a unique chemical structure genrated by the actinomycete, streptomyces griseus,has emerged as a primary focus of studies on mammalian bitter taste.Rats and mice avoid it at concentrations well below the thresholds for most bitter stimuli and T2R G-protein coupled receptors specific for cyx with appropriate sensitivity identified for those species.Like mouse and rat,golden hamsters,Mesocricetus auratus, also detected and rejected micromolar levels of cyx.
the gene for the high affinity cyx receptors is a member of a cluster of 5 orthologous T2R genes that are likely rodent specific ;thus "cyx clade " is found in the mouse,rat and probably hamster, but not in the human or rabbit genome.
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___________ is a process that stores carbon, and __________ is a process that releases carbon.
It is kept in what are referred to as reservoirs, and it is transferred between these reservoirs through a number of activities, such as photosynthesis, the burning of fossil fuels, and simply exhaling air. The carbon cycle is the transfer of carbon from one reservoir to another.
What is Carbon cycle ?Nature recycles carbon atoms through the carbon cycle. All life on Earth is built upon carbon. The carbon cycle is the ongoing process through which carbon atoms move back and forth between the atmosphere and the Earth.
The carbon content of this closed ecosystem, which includes our planet and its atmosphere, does not vary. The location of the carbon, whether it is on Earth or in the atmosphere, is continually changing.When animals perish, volcanoes erupt, fires burn, fossil fuels are consumed, among other processes, carbon is released back into the atmosphere.Learn more about Carbon cycle here:
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The release of myoglobin into the blood, caused by an electrical burn, can result in failure of?
The release of myoglobin into the blood, caused by an electrical burn, can result in failure of the kidneys.
How does myoglobin result in kidney failure?Myoglobin protein is present in the striated muscles including skeletal and heart muscles. Unbound myoglobin when released into the blood can lead to renal (kidney) failure.Myoglobin is a heme- containing protein that binds to oxygen and supplies oxygen to the muscle cells (myocytes) for energy.When in blood, myoglobin can damage kidneys by resulting in intrarenal vasoconstriction, injury or obstruction to renal tube.Levels of myoglobin can increase due to heart attack, muscle injury and damage. This in turn leads to kidney failure.Myoglobin can result in increase in potassium levels in blood which disturbs the rhythm of heart.Learn more about myoglobin here:
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Select the correct answer. how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? a. the value of q is negative b. the value of q is positive c. the value of q remains constant d. the value of q decreases e. the value of q equals zero
The correct option is, (B) the value of q is positive.
What is photosynthesis?It is a chemical process or reaction that occurs in green plants or living creatures. During this process, carbon dioxide combines with water in the presence of sunshine to produce glucose and oxygen.As we all know, photosynthesis cannot occur in the absence of sunshine. As a result, the photosynthesis reaction is an endothermic reaction in which energy or heat is supplied to the system. This implies that the value of 'q' will be positive. If the system produces heat, the value of 'q' is negative.To learn more about photosynthesis from the given link
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The inferior lateral walls and part of the floor of the cranium are formed by the?
The ethmoid bone shapes the floor of the skull as well as its inferior lateral walls.
Where is an ethmoid bone found?
The upper nasal cavity's roof and lateral walls, the top part of the nostril septum, and a piece of the orbit's medial wall are all formed by the ethmoid bone, a single midline bone. The ethmoid also contributes to the anterior cranial cavity's floor on the inside of the skull.
The anterior cranial fossa's floor is formed by the ethmoid bone, which occupies a tiny space in the cranial cavity near the midline. This area also serves as the nasal cavity's slender roof. The cribriform plates and crista galli make up this section of the ethmoid bone.
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How would shoot and root growth be affected by a mutation that caused plants to lose the ability to polymerize glucose into starch granules?
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Was the efficiency of selection different for selection against the recessive genotype versus selection against the recessive allele? if so, why was this?
Dominant alleles selection is relatively efficient because these are by definition expressed in phenotype. Selection against recessive alleles is less efficient efficient , because these alleles are sheltered in hetero zygotes.
It is impossible to totally eliminate recessive alleles from a population , because the dominant phenotype is selected for , both AA and Aa individuals have that phenotype. Selection against the recessive gene is more significant in changing gene frequency than selection against a dominant gene.
According to hypothesis , section is more efficient in haploids than in diploids , because recessive mutation are directly exposed to selection in haploids , their phenotype effect can be masked in hetero-zygote diploids through dominate alleles.
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The __________ states that genes have specific positions on chromosomes and that chromosomes undergo both __________ and __________.
The chromosomal theory of inheritance existed shown by Boveri and Sutton in the earlier 1900s. It exists the fundamental theory of genetics. According to this theory, genes exist as the units of heredity and exist seen in the chromosomes. Chromosomal Theory of Inheritance reached reality long after Mendelian genetics.
The chromosomal theory of genetics notes that genes contain exact positions on chromosomes and that chromosomes experience both desegregation and independent assortment.
What is a chromosomal theory?The Chromosomal Theory of inheritance, proposed by Sutton and Boveri, notes that chromosomes exist as the vehicles of genetic heredity. Neither Mendelian genetics nor gene linkage exists entirely correct; rather, chromosome behavior concerns segregation, independent assortment, and sometimes, linkage.
The chromosomal theory of genetics notes that genes contain exact positions on chromosomes and that chromosomes experience both desegregation and independent assortment.
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What is one of the documented health hazards from chronic use of anabolic steroids that develops?
One of the documented health hazards from chronic use of anabolic steroids is the development of liver tumors.
Anabolic steroids are the synthetic substances which resemble the male sex hormone, testosterone.
Health care experts use anabolic steroids to treat some hormone problems in men such as delayed puberty as well as muscle loss (resulting from some diseases). However, some people misuse anabolic steroids.
Chronic use of anabolic steroids, has been linked to many health-related issues such as acne, hampered growth in teenagers, high blood pressure or hypertension, fluctuations in cholesterol levels, cardiac problems like heart attack, liver disease including cancer, kidney damage as well as aggressive behavior.
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What is it about a person that could cause ordinarily beneficial traits to become so self-defeating?.
You may have feelings of inadequacy when you can't have—or give your children—the kind of life that others seem to have. All of these situations and challenges can lead to stress, which in turn lead to the development of Self Defeating Behaviors (SBD).
What is beneficial traits?Beneficial traits are extremely varied and may contain anything from protective coloration to the ability to operate a new food source, to a change in size or constitution that might be useful in a certain environment.Over time, these favorable traits become more common in the residents. Through this process of natural preference, favorable characteristics are transmitted through generations. Natural preference can lead to speciation, where one species gives rise to a new and distinctly different species.The artificial section is the identification by humans of seductive traits in factories and animals, and the steps taken to enhance and memorialize those traits in future years.To learn more about beneficial traits, refer to:
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Phosphofructokinase is regulated by a number of factors, including high levels of atp. why is this enzyme regulated by atp levels?
Answer:
If ATP levels are high, it is important to directly inhibit the reaction that commits the substrate to glycolysis to allow the substrate to be available for other reactions, since the cell has ample energy.
The half-life of carbon-14 is 5600 years. If a piece of charcoal made from the wood of a tree shows only % of the carbon-14 expected in living matter, when did the tree die?.
Mature and established trees die for a combination of reasons but sudden browning of foliage is typically associated with a lack of water supply to the canopy. Water supply can be cut off to the canopy due to obvious issues including deficiency or root damage.
What is Carbon?Carbon is a chemical component with the symbol C and atomic number It is nonmetallic and tetravalent—its atom makes four electrons unrestricted to form covalent chemical bonds. It belongs to group 14 of the periodic table. Carbon produces up only about 0.025 percent of Earth's crust.Carbon is employed in some way in almost every industry around the globe. It is used for fuel in the form of coal, methane gas, and crude oil (which is used to produce gasoline). It is used to make all sorts of fabrics including plastics and alloys such as steel (a mixture of carbon and iron).Carbon is a chemical element with the symbol C and atomic number 6. Categorized as a nonmetal, Carbon is a solid at room temperature.To learn more about Carbon, refer to:
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All sources of pollution come from human activities. please select the best answer from the choices provided t f
False.
All sources of pollution do not come from human activities.
What are the causes of pollution?There are some natural causes of pollution. When dangerous pollutants enter the air as gases, liquids, or solids, air pollution is formed. Although there are some natural processes that can produce air pollution, such as sulfur and chlorine gases from volcanic activity, smoke and ash from wildfires, dust storms, and biological degradation, manmade sources account for the majority of pollution in the atmosphere.
Burning fossil fuels for transportation, energy, and industry produces the majority of air pollution that is caused by humans. Carbon dioxide, nitrogen oxides, sulfur dioxide, volatile organic compounds (VOCs), and particulates are typical pollutants released by fossil fuel-burning engines. In addition to particles, carbon monoxide and carbon dioxide are produced by stoves, incinerators, and open burning.
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Answer:
False
Explanation:
What is the end result of each of these three major steps during cellular respiration?
The end result of each of these three major steps during cellular respiration are here:
Glycolysis - 2 molecules of pyruvic acid and 2 ATP.
Kreb's cycle - 6NADH, [tex]FADH_{2}[/tex], and 2 ATP and [tex]4CO_{2}[/tex].
Oxidative phospholyration - ATP and water.
What is Glycolysis?In the process of glycolysis, the six-carbon sugar molecule glucose is split into two molecules with three carbons (pyruvic acid). Two molecules of ATP are produced when the energy from the broken bonds is caught.What is Kreb's cycle?The three-carbon molecules produced by glycolysis are converted into carbon dioxide molecules by the Krebs cycle. ATP and NADH are produced as an electron donor via the Krebs cycle as well as glycolysis.What is oxidative phosphorylation?Water is created by combining oxygen with the hydrogen atoms of NADH in the electron transport chain. Energy is constantly being taken in during electron transit to create ATP. The procedure is occasionally referred to as oxidative phosphorylation since it needs oxygen.Learn more about cellular respiration here:
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The rationale for increasing interest in delivering supply chain solutions is?
The rationale for increasing interest in delivering supply chain solutions is that firms are using solutions as the basis of competition which involves a combination of products and services.
Firms are increasingly resorting to responsible supply chain management as they align their economic success with socially responsible initiatives in their value chain. This contribution aims to suggest that there are opportunities for global corporations who are keen on integrating responsible practices into their business operations. It is in their interest to report about their responsible supply chain management, social performance and sustainable innovations to their stakeholders.
The corporations’ differentiated strategies as well as their proactive engagement in responsible supply chain management can lead them to achieve a competitive advantage in the long term. The low-cost producers may be neglecting the marketplace stakeholders, including suppliers, distributors among others. Moreover, the smaller businesses’ could not be in a position to follow responsible procurement practices, as they may lack the scarce resources to do so.
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A client states that ""she thinks"" her water has broken. which best provides confirmation of the rupture of membranes?
During pregnancy, your infant is surrounded and cushioned through a fluid-crammed membranous sac known as the amniotic sac. Typically, at the start of or at some point of exertions your membranes will rupture — additionally referred to as your water breaking.
If your water breaks earlier than exertions start, it's known as prelabor rupture of membranes (PROM). Previously it became referred to as untimely rupture of membranes. When your water breaks, you may feel damp in your perineum, have sporadic or continuous little leaks of watery fluid from your perineum, or experience a more pronounced flow of clear or pale yellow fluid.
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Plasma cells:________
a) all of these choices are correct.
b) function in cell-mediated immunity.
c) function in blood clotting.
d) are derived from t-lymphocytes.
e) produce and secrete antibodies
Plasma cells derived from differentiated B lymphocytes performs variety of functions. So the correct answer is a) all of these choices are correct.
Differentiated B-lymphocyte white blood cells(WBCs) called plasma cells are able to secrete immunoglobulin or antibodies. These cells, which are the primary cells in charge of humoral immunity, play a crucial part in the adaptive immune response.
An individual is considered to have agammaglobulinemia without them and is extremely vulnerable to repeated infection. Here, the clinical manifestations brought on by inappropriate plasma cell growth and development are examined, along with the haematological lineage, structure, and function of plasma cells. Plasma cells produce factors which are essential for blood clotting.
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Due often to excess sweating, diarrhea, or vomiting, ____________ causes the cell membrane to be hyperpolarized due to increased concentration gradients
Due often to excess sweating, diarrhea, or vomiting, hypokalemia causes the cell membrane to be hyperpolarized due to increased concentration gradients.
What is hypokalemia?The cell membrane is a biological membrane that shields the cell from its surroundings and keeps the interior of all cells isolated from the outside world.A cell membrane, often referred to as a plasma membrane, is present in every cell and serves as a barrier between the interior of the cell and the outside world.A semipermeable lipid bilayer makes up the cell membrane. The cell membrane controls the flow of substances into and out of the cell.Cell membrane refers to the cell's outermost body. Both plants and animals have it. This membrane is alive, fragile, and thin. A very small number of molecules can pass through the cell membrane, which is a semi-permeable membrane.The cytoplasm, which is the material positioned between the membrane and the nucleus of a cell, is enclosed by a thin layer known as the cell membrane. It lets good things get through while preventing bad ones. The fundamental structural component of all living things is the cell.
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What is the relationship between light intensity and ATP production?
Answer:
The more light there is, the more chlorophyll absorbs it, which means there are more electrons being transported from the chlorophyll, and while they are being transported, they create not only more ATP but NADPH2
Explanation: