If i cut my finger, mitotic division in the finger cells helps me heal and ensures that my skin type is the same.
We are able to expand, recover from injuries, and replace damaged cells because of mitosis. Since this is the only method that these cells can replicate, mitosis is also crucial in creatures that reproduce asexually. This is the one essential mechanism that keeps asexual creature populations alive. It is widely known that an open (incised) skin wound that penetrates the epidermis and into the dermis beneath causes an abnormally quick spike in the epidermal mitotic rate within 24 hours. The highest rate of mitosis occurs in cells that are closest to the edge of the wound, and the lowest rate is close to the usual rate, or approximately 1 mm.learn more about mitotic division here: https://brainly.com/question/19058180
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What is a geostrophic wind? Why would you not expect to observe a geostrophic wind at the equator?
A theoretical wind known as the geostrophic wind is produced when the Coriolis effect, as well as the pressure difference forces, are balanced (PGF). It is a decent estimate for the wind reported at middle latitudes at an altitude of greater than 1 km. Given that there is no Coriolis effect near the equator, there can be no geostrophic wind.
What does "geostrophic wind" mean?
Geostrophic flow, as used in atmospheric research, is the fictitious wind that would emerge from a precise balancing act between the Coriolis effect and the pressure difference forces. The term "geostrophic equilibrium" or "geostrophic balance" refers to this situation (also known as geostrophy). Parallel to the isobars is where the geostrophic wind is pointed. In nature, this equilibrium seldom occurs perfectly. Because of these factors, the genuine wind and geostrophic wind nearly never match up.
The location of geostrophic winds:
At elevations exceeding 1000 meters (3300 feet), geostrophic wind can be found. With the use of weather balloons, the geostrophic wind velocity may be calculated. At heights up to 100 meters, the ground surface has a significant impact on winds.
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What process occurs in box a? what process occurs in box a? electron transport glycolysis the citric acid cycle electron transport and oxidative phosphorylation oxidative phosphorylation
Glycolysis occurs in the cytosol.
Process that occurs in boxA electron transport chain is a series of four protein complexes that couple redox reactions forming an electrochemical gradient that leads to the creation of ATP in a complete system named oxidative phosphorylation. It occurs in mitochondria in both cellular respiration and photosynthesis. Glycolysis occurs in the cytoplasm of the cell and does not require oxygen, whereas the Krebs cycle and electron transport occur in the mitochondria and do require oxygen. Glycolysis is the metabolic pathway, that converts glucose into pyruvate. In it oxidation of glucose is involved.
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What mechanism probably would be responsible for the increased urine output induced by hypertension according to hypothesis b?
What mechanism probably would be responsible for the increased urine output induced by hypertension according to hypothesis b? Hypertension, or increased blood pressure, will lead to more blood being filtered by the glomerulus, which will cause more filtrate to be produced.
What is hypertension?Blood pressure is the pressure created by the body's arteries, which are its main blood vessels, as blood circulates against their walls. When blood pressure is excessively high, it is called hypertension.
Two numbers are used to represent blood pressure. The first number (systolic) represents the blood vessel pressure created when the heart contracts or beats. The pressure in the arteries between heartbeats is shown by the second number (diastolic).
When blood pressure is tested on two successive days, hypertension is diagnosed if the systolic and/or diastolic values are both below 140 millimeters of mercury.
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What is the term for a group of species more closely related based on sharing the same adaptive zone and modified features?
a. species
b. family
c. genus
The Genus is the term is which is used to define a group of species more closely related based on sharing the same adaptive zone and modified features.
Genus, which is plurally known as genera is a group of the related living things (as plants or as animals) that the family in the scientific classification and is made up of one or more species.
Genus is the first word of a binomial scientific name and some of its examples are: plant genus containing many species is Rosa, which contains more than 100 species of roses; another example is: all the species of mushrooms that are part of the Amanita family.
The important point to note here will be that the scientific name of a genus, is always capitalized; the generic name or generic epithet; the generic name can be abbreviated, e.g. L. angustifolia.
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Which describes
heritable variation?
A. an individual must adapt a
change over it's lifetime
B. a variation that gets passed on
to offspring
C. a species must learn a new
behavior after a change occurs
Answer:
B. Es la respuesta correcta.
Explanation:
pues heredar es cuando una persona le da unas caracteristricas de ella a otra y q se transmite generacion x generacion.
Which best describes the process of insertion?
occurs when part of a chromosome breaks off and is placed into the middle of another chromosome
occurs when part of a chromosome breaks off and reattaches backward on the same chromosome
occurs when part of a chromosome breaks off and does not reattach
occurs when part of a chromosome breaks off and attaches to another chromosome
The term "occurs when a part of chromosome breaks off and is placed in the middle another chromosome" describes the process of insertion.
What is mutation?The alteration of gene sequence that cause a change in gene behavior is called as mutation.The sequence of DNA in chromosomes can be altered in a number of ways including substitution, deletion, duplication, insertion, and inversion.What is insertion?The insertion is a process of mutation which changes the sequence of DNA by adding nucleotides to the gene sequence.As the result of insertion, the activity of genes can be altered, or the derived protein won't function in a proper manner.The segment of DNA added may be small like a single base but can bring out significant variation in size.Interchromosomal insertion is the insertion of a segment of the chromosome into an interstitial region of a non-homologous chromosome.Intrachromosomal insertion is the translocation of a chromosome segment into a different region of the same chromosome.The effects of insertion vary depending on the size, gene content, and orientation of the inserted fragments. An example of insertion mutation is fragile X syndrome. In this mutation, 200 CGG nucleotide repeats are inserted into the gene segment and made it non-functional.To learn more about Insertion, refer: https://brainly.com/question/13041683
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Answer: (D) occurs when part of a chromosome breaks off and attaches to another chromosome
Explanation: EDGE 2023
The increased concentration of an element in an aquatic organism relative to the water it lives in acquired over its life is called:_______
The increased concentration of an element in an aquatic organism relative to the water it lives in acquired over its life is called bioaccumulation.
When an organism absorbs a material more quickly than it is shed or removed by catabolism and excretion, this is known as bioaccumulation. Therefore, even if environmental levels of the toxin are not extremely high, the danger of chronic poisoning increases with the biological half-life of a toxic chemical.
Bioaccumulation is the process by which DDT builds up in fish bodies once it enters aquatic environments. The concentration of DDT rises with each subsequent trophic level when fish are consumed by higher trophic level animals; this process is known as biomagnification.
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What explains the fact that cells are able to differentiate into adult cells with different structures and functions?
what graph would you use?
The pH of solutions in experimental test
tubes.
Test-tube number
1
2
3
4
5
pH
6.7
7.1
7.4
7.1
7.0
Explanation:
I don't know I just really need points at this point and need answers to a test so I'm sorry for this
how do carbon dioxide and oxygen move in and out of a mesophyll cell
Why are ganymede and callisto geologically dead while the other two galilean moons of jupiter are active?
Ganymede & Callisto are low-density moons with a mixture of ice and rock. They are farther from Jupiter and are geologically dead.
The four largest moons of Jupiter, Io, Europa, Ganymede, and Callisto, are known as the Galilean moons or Galilean satellites. Galileo Galilei initially observed them in December 1609 or January 1610, and in March 1610, he identified them as Jupiter satellites. They were the first discovered extraterrestrial objects orbiting a planet other than the Earth.
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Air spiraling rapidly inward toward the center of a hurricane does not make it all of the way to the center because of?
Coriolis effect ,which deflects air that is being drawn into the surface low -pressure center , setting up a cyclonic rotation. Air spiraling rapidly inward towards the center of hurricane in counter clockwise pattern in the northern hemisphere and clockwise in the southern hemisphere.
At the center of the storm , air sink , forming an eye which is mostly cloud free and cross section of typical hurricane. Gravitational disturbance which we can called as density waves, rippling slowly through a galaxy and caused it to wind up and generate the spiral appearance.
Outside the eye-wall of hurricane rain-bands spiral inwards towards the eye-wall. Air flowing flowing inward warms adiabatically causing additional heat to be added to the storm. Inward flowing air flowing adiabatically heat from the warm ocean below.
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A.A saturated fat becoming unsaturated
B. A fat molecule forming through dehydration synthesis
C. The saturation of a triglyceride molecule
D. Dehydration synthesis breaking down a fat molecule
This diagram represents the saturation of a triglyceride molecule. Therefore, the correct option is C.
The triglyceride molecule shown in the figure is what is meant when the term "saturation" is used to describe the existence of double bonds in fatty acid chains. Unsaturated triglycerides will have one or more double bonds, while saturated triglycerides will have none.
The structure of the triglyceride molecule is shown in the figure; It consists of three fatty acids (H-C-OH) attached to a backbone of glycerol (C-C-C). Triglycerides are a type of lipid (fat) present in the body and act as energy storage.
Therefore, the correct option is C.
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_________________ was the first to describe that traits inherited from parents and adaptations to environment shaped organisms.
Buffon was the first to describe traits inherited from parents and adaptations to environment-shaped organisms.
What was the idea proposed by Buffon?The fundamental tenet of contemporary evolutionary theory is that species evolve with time, according to Buffon. Comparative anatomy, a method he developed for comparing comparable features in various species, is still employed today to research evolution and is covered in the section on proof for evolution.
Despite the fact that Buffon's findings convinced him that species do indeed change through time, he was unable to suggest a mechanism for how this transition happened.
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The structure of the cell membrane was discovered in 1895 by _________. finding a similarity to olive oil, he discovers membranes are made of __________.
In 1895, Ernest Overton proposed that cell membranes were made of lipids
According to the lipid bilayer theory, which Gorter and Grendel put forth in 1925, the cell membrane bilayer structure can be described using crystallographic research and observations of soap bubbles.
What is Cell membrane ?All cells have a cell membrane, also known as a plasma membrane, which separates the interior of the cell from the external environment.
A semipermeable lipid bilayer makes up the cell membrane. The movement of materials into and out of the cell is controlled by the cell membrane.Biological membranes serve three main purposes. First, they prevent harmful substances from entering the cell. Second, they have receptors and channels that let certain molecules, like ions, nutrients, wastes, and metabolic products,Third, they divide metabolic processes that are necessary but incompatible that take place within organelles.Learn more about Cell membrane here:
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For every one nadh molecule oxidized at complex i, how many total hydrogen ions are pumped across all of the complexes from the mitochondrial matrix to the inner membrane space?.
For every one NADH molecule oxidized at complex I, 10 HYDROGEN IONS are pumped across all of the complexes from the mitochondrial matrix to the inner membrane space
Cellular respiration has three main stages: glycolysis, the Krebs cycle, and oxidative phosphorylation.
What is Oxidative phosphorylation ?During oxidative phosphorylation, the reduced form of nicotinamide adenine dinucleotide (NADH) helps to carry electrons from one reaction to another across a series of molecular complexes.
The electron transport chain of oxidative phosphorylation is coupled to the generation of an electrochemical proton (H+) gradient across the mitochondrial inner membrane.Subsequently, this proton H+ gradient is then used to produce ATP by an ATP synthetase.Learn more about Oxidative phosphorylation here:
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In a plant species, if the b1 allele (blue flowers) and the b2 allele (white flowers) are incompletely dominant (b1b2 is light blue), what offspring ratio is expected in a cross between heterozygotes?
This is a case of incomplete dominance, In a cross between heterozygotes b1b2 the ratio will be 1:2:1.
When both alleles of a gene are only partially expressed at a locus, it is known as incomplete dominance. This sort of gene interaction frequently produces an intermediate or distinct phenotype. Additionally called partial dominance. Pink blossoms of the four o'clock flower (Mirabilis Jalapa) and physical traits in people, such as hair color, hand sizes, and height, are instances of incomplete dominance. When the two alleles combine to create a third phenotype that differs from both of the parents, this is known as incomplete dominance. The standard illustration is when a red flower and a white flower are combined.
the cross for two individuals with genotype b1b2 is as follows:
b1b2 X b1b2 (parent)
b1b1, b1b2, b1b2, b2b2 (offspring)
thus the ratio will be 1:2:1 (blue: light blue: white)
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What factors would change during a pregnancy if the hormone progesterone were reduced or withdrawn?
If the hormone progesterone were reduced or withdrawn the uterus would contract more and peristalsis would increase.
Progesterone levels are generally high during pregnancy. The changes in progesterone cause a laxity or loosening of ligaments and joints throughout the body. In addition, high levels of progesterone cause internal structures to increase in size, such as the ureters. In normal pregnancies, at about seven weeks the placenta will make all the progesterone needed for a woman to stay pregnant. Progesterone plays an important role in the development of the fetus it also helps in growth of maternal breast tissue ,facilitate lactation, and strengthens the pelvic wall muscles in preparation for labor.
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Which compound would most likely experience only london dispersion forces between its moleucles?
The nonpolar compounds are most likely to experience only London dispersion forces between molecules
When two atoms share electrons evenly, a type of chemical bond known as a non-polar covalent link is created. The number of electrons shared by the neighboring atoms in an atom will therefore be equal. Because of the largest minor difference in electronegativity in non-polar, the covalent bond is also referred to as nonpolar.
The least powerful intermolecular force is the London dispersion force. When the electrons in two nearby atoms occupy positions that cause the atoms to temporarily form dipoles, the consequence is the London dispersion force, a transient attractive force. The term "induced dipole-induced dipole attraction" is frequently used to describe this effect.
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Select the correct answer from each drop-down menu. is an element found in all organic molecules. during respiration, animals excrete it as a gas known as .
carbon is an element found in all organic molecules. during respiration, animals excrete it as a gas known as carbon dioxide.
During respiration, all animals exhale carbon dioxide. Carbon dioxide is a byproduct of respiration; it is harmful if it remains in the body for an extended period of time and must be excreted. Instead of excreting carbon dioxide, plants use it to produce glucose and oxygen, which are then used by animals.
What makes carbon a good Atom for building with?Carbon has a remarkable ability to bind to a wide range of other elements. Carbon provides four electrons for the formation of covalent chemical bonds, allowing carbon atoms to form numerous stable bonds with other small atoms such as hydrogen, oxygen, and nitrogen.
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A. what is hard water? why is the presence of hard water often considered a negative thing? (3 points)
Hard water contains mineral ions basically the calcium and magnesium ions.
The presence of hard water often considered a negative thing as it is associated with a number of issues related to plumbing, water storage as well as cleaning and maintenance.
Hard water leads to clogged pipes due to the deposition of ions on the surface of water conducting pipes. This hindrance also degrades the quality of equipment used for water storage and heating e.g. geysers.
The hardness of water can either be temporary or permanent depending on the type of ions present in it. Temporary hard water contains calcium and magnesium ions whereas Permanent hard water contains anions like the sulfate ion.
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Use your knowledge of microorganisms to complete this table.
Bacteria are prokaryotes, fungi and protists are eukaryotic organisms and viruses are not living.
In what ways it is possible to distinguish prokaryotes from eukaryotes?Bacteria (e.g., E coli) are prokaryotic organisms whose cells don't have nuclei or membrane bound organelles, reproduce by asexual ways such as binary fission, and they are beneficial as descomposers.
Some common diseases caused by bacteria include tetanus (Clostridium tetani), pneumonia (Klebsiella pneumoniae), cholera (Vibrio cholerae), etc.
Moreover, protists (e.g. algae) and Fungi (e.g. Saccharomyces cerevisiae) are eukaryotic organisms that have cell nuclei and organelles, can reproduce by asexual reproduction, can perform photosynthesis (algae) or acts as decomposers (fungi).
Some common diseases caused by protists/protozoans include malaria (Plasmodium), sleeping sickness (Trypanosoma), etc.
Some common diseases caused by fungi include aspergillosis (Aspergillus), candidiasis (Candida albicans), etc.
Finally, viruses are not living because they need a host to survive and are also useful as vectors to design gene therapy techniques.
Some common diseases caused by viruses include AIDS (HIV retrovirus), dengue fever (Flaviviridae viruses), etc.
Bacteria are used to produce insulin and other natural medications, viruses are used as carriers for the treatment of diseases, protozoans can enhance the fertility of soils and fungi are employed in the preparation of foods.
In conclusion, bacteria are prokaryotes, fungi and protists are eukaryotic organisms and viruses are not living.
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For a given antibiotic, is there a difference in susceptibility between the gram-positive and gram-negative bacteria?
For a given antibiotic, is there a difference in susceptibility between the gram-positive and gram-negative bacteria due to the structure of their cell wall.
The cell wall of gram-positive bacteria consists of a single thick layer composed of peptidoglycans. On the other hand, the cell wall of gram-negative bacteria is made up of three layers.
The first layer is the outer membrane, the second layer is the peptidoglycan layer and the third layer is the inner membrane made of phospholipid bilayer.
The outer membrane of Gram-negative bacteria is the mainly responsible for resistance to a wide range of antibiotics including β-lactams and other antibiotics.
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In pasteur's swan-neck flask experiment, the importance of the s-shaped curves in the flasks was twofold. the curves allowed entry of air but excluded?
Answer: The exclusion of microbes, such as bacteria and spores.
Explanation:
The swan-neck flask broth was able to remain sterile because the "dips" of the flask's neck acted as a reservoir to contain microbes that managed to get in through the open mouth.
Most of the species that are yet undiscovered are probably birds and fish. mammals and reptiles. fungi. invertebrates. multicellular plants.
Invertebrates , Many species are found in remoter environments smaller species receive less attention than large organism and cataloging these species is a huge task.Most of the world's species remain undiscovered by science.
Biologist classified that 1.7 million plants and animals as 2010 , less than one quarter of total species estimated in the world by the help of new techniques in molecular biology. They figure out that still over five million species are yet not be found.
The new species like amphibians and reptiles are most undiscovered animals having limited ranges that may inaccessible. Creatures which are smaller and inhabit limited area are more likely to have been overlooked.
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In the dna isolation process, ________ is used to break down the protein complexes and allow the dna molecules to easily precipitate.
In the DNA isolation process, ice cold 95% ethanol is used to break down the protein complexes and allow the DNA molecules to easily precipitate.
What is separation and isolation of DNA fragments?
The cutting of DNA by restriction endonucleases results in the fragments of DNA. These fragments can be separated by a technique known as gel electrophoresis. Since, DNA fragments are negatively charged molecules they can be separated by forcing them to move towards the anode under an electric field through a medium/matrix. The most commonly used matrix is agarose which is a natural polymer extracted from sea weeds. The DNA fragments separate (resolve) according to their size through sieving effect provided by the agarose gel. Hence, the smaller the fragment size, the farther it moves.The separated DNA fragments can be visualised only after staining the DNA with a compound known as ethidium bromide followed by exposure to UV radiation (you cannot see pure DNA fragments in the visible light and without staining). We can see bright orange coloured bands of DNA in a ethidium bromide stained gel exposed to UV light. The separated bands of DNA are cut out from the agarose gel and extracted from the gel piece. This step is known as elution. The DNA fragments purified in this way are used in constructing recombinant DNA by joining them with cloning vectors.To learn more about DNA isolation process: https://brainly.com/question/18316109
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A seal and a shark eat the same kind of fish.
What ecological interaction describes the relationship between the seal and the shark?
Choose 1 answer:
A: Predation
B: Commensalism
C: Competition
D: Mutualism
Answer:
The correct answer is A.Predation
What develops from the formation of ossification centers within mesenchymal tissue?
Answer:
Compact and spongy bone
Explanation: Compact and spongy bone develops directly from sheets of mesenchymal (undifferentiated) connective tissue. The flat bones of the face, most of the cranial bones, and the clavicles (collarbones) are formed via intramembranous ossification.
After ovulation, the secondary oocyte is drawn from the peritoneal cavity into the uterine tube by _________
After ovulation, the secondary oocyte is drawn from the peritoneal cavity into the uterine tube by fimbriae.
Ovulation is the process by which a developed egg is released from the female ovary so that male sperm cells can fertilize it. In humans, only one egg is typically released at a time; on rare occasions, two or more may do so during the menstrual cycle. On the 14th to 16th day of the roughly 28-day menstrual cycle, the egg emerges from the ovary. The little, finger-like projections at the end of the fallopian tubes known as the fimbriae of the uterine tube, or fimbriae tube are where eggs go from the ovaries to the uterus. The ovary and fimbriae are joined.The immature ovum that forms soon after ovulation is called a secondary oocyte.Near the fibrotic end of the fallopian tube, secondary oocytes are discharged into the abdominal cavity.learn more about ovulation here:
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Give four functions of the mouth in the digestive process
Answer:
receive food by ingestionbreak it into small particles by masticationmix it with salivamoistens foodAnswer:
The four functions of the mouth in the digestive process is given below:
Explanation:
1. Digestive process starts from mouth.
2. It moistens food so it move more easily through esophagus into stomach.
3. Mouth produces saliva which has an enzyme that begins to break down starches in food.
4. Mouth chews food and digestion involves breaking down the food into simpler nutrients that can be used by cells.