Homozygous is the condition that the offsprings would have, if both their parents contribute identical versions of a gene.
What is the difference between homozygous and heterozygous ?Homozygous and heterozygous are terms that are used to describe allele pairs.Individuals carrying two identical alleles (RR or rr) are known as homozygous. Individual organisms bearing different alleles (Rr) are known as heterozygous.Homozygous produce only one type of gamete whereas heterozygous produce two types of gametes.To know more about homozygous trait refer :
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True or false?
A researcher interested in the process of adjustment to prosthetic limb use would conduct phenomenological research.
A researcher interested in the process of adjustment to prosthetic limb use would conduct phenomenological research: False.
Phenomenological research is a qualitative studies approach that seeks to recognize and describe the commonplace essence of a phenomenon. The method investigates the everyday experiences of humans at the identical time as postponing the researchers' preconceived assumptions approximately the phenomenon.
The motive of Phenomenological studies is to light up the precise, to discover phenomena via how they're perceived by way of the actors in a situation.
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______________ are cycles of materials through the biotic and abiotic components of earth.
Biogeochemical cycle are cycles of materials through the biotic and abiotic components of earth.
A biogeochemical cycle refers to the processes through which an element or compound like water moves between its different living and nonliving forms and places in the biosphere.
The biogeochemical cycles of water, carbon, nitrogen, phosphorus, and sulfur are crucial to living things. Heat is produced as energy moves through an ecosystem, yet chemical components are recycled.Elements are carried through biogeochemical cycles in a number of ways, from the nonliving (abiotic) to the living (biotic) components of the biosphere, and back again.Learn more about the Biogeochemical cycle with the help of the given link:
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Bone resorption inhibitors treat rheumatoid arthritis. decrease inflammation of bones. strengthen bone affected by osteoporosis. prevent hypocalcemia. suppress inflammation
Bone resorption inhibitors prevent the breakdown of bone tissues and are therefore used to strengthen bone affected by osteoporosis.
What is osteoporosis?It is a condition in which the bones have become weak and turned brittle. The term osteoporosis means 'porous bones. Osteoporosis weakens the bones and thus increases the risk of bone fractures which are sudden and unexpected.
This disease causes a decrease in bone density. It usually starts without any symptoms and doesn't cause any pain and is only diagnosed when a fracture has been caused in a weak bone.
Bone resorption is a natural process of breakdown of bone tissue to supply calcium to the body and this process is usually carried out with bone formation.
During osteoporosis, medications suppressing bone resorption are prescribed to inhibit or slow down the process of breakdown of bones
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An example of homeostasis in living organisms is.............
a. cooling effect resulting from evaporation of water from the body surface
b. root hairs of a plant growing towards a source of light
c. changing of the body color of a chameleon to match the color of the foliage on which it is resting
d. the release of phosphorus into the phloem of a plant growing in a phosphorus deficient soil.
PLS HELP ASAP to choose the correct option
Answer:
d. the release of phosphorus into the phloem of a plant growing in a phosphorus deficient soil.
Explanation:
Homeostasis is a living organism's way of maintaining a stable internal environment even in the event of external environmental changes. When the plant keeps supplying phosphorus to the phloem even in the case of a deficiency in the soil, it maintains a steady balance on its inside irrespective of the lack in the soil.
Which correctly describes the projected growth of the worlds population in the future
The goal of population projections is to predict future changes in the statistics of the human population. These projections are a crucial component of analyses of the population's effects on the environment and the future well-being of humanity.Population growth models relate future estimates to tendencies in human development. In order to understand how economic, social, and technical influences will affect fertility and mortality, and subsequently population increase, these models make trend-based assumptions about how populations will respond to these pressures.
What is Cytoplasmic Projections?
Cytoplasmic In live cells, there is a jelly-like substance called this. It's possible that the cytoplasmic projection separates the cytoplasm from the mitochondria.
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The __________ is the deepest sublayer of the epidermis that produces new epidermal cells.
The stratum basale is the deepest sublayer of the epidermis that produces new epidermal cells , attached the epidermis to the basal lamina below which lie the layers of the dermis.
Stratum basale also called basal cell layer which is innermost layer of epidermal cells. This layer is contains column shaped basal cells which is constantly pushed the surface. Stratum basale is a home for melanocytes that produce melanin which is the pigment responsible for skin color.
Its a very sensitive parts of the body such as eyelids ,its only 0.05 mm thick or thin the epidermis has five distinct layers or regions.
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Determine if the following statement is true or false and why. “Primary and Secondary Consumers lose about 30% of the energy they absorb from food as heat.” A. False, it should read “Only Secondary Consumers lose about 30% of the energy they absorb from food as heat.” B. False, it should read “Primary and Secondary Consumers lose about 5% of the energy they absorb from food as heat.” C. True D. False, it should read “Primary Consumers lose about 5% of the energy they absorb from food as heat, while Secondary Consumers lose 30% as heat.”
True. The correct option is C.
Energy transfer in the ecosystemEnergy is transferred from lower to higher trophic levels of the food chain in any ecosystem.
In other words, energy is transferred when primary consumers feed on producers, when secondary consumers feed on primary consumers, and so on.
However, when energy is transferred through feeding from lower to higher trophic levels, a certain percentage of the energy is lost to the surroundings as heat.
In actual fact, scientists believe that about 90% (and not 30%) of the energy is lost as heat to the surrounding. Only about 10% of the energy is converted to useful energy.
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When looking at condensed chromosomes in a eukaryotic cell through a microscope, you are actually looking at_________.
When looking at condensed chromosomes in a eukaryotic cell through a microscope, you are actually looking at metaphase of mitosis or meiosis II. Metaphase is a stage during the process of of cell division (mitosis or meiosis).
Normally Individual chromosomes are dispersed throughout the cell nucleus. The chromosomes of the cell condense and move toward one another, aligning in the centre of the dividing cell, and the nucleus of the cell disintegrates during metaphase of mitosis. By microtubules attached to its kinetochore, one of the sister chromatids is joined to one pole of the cell, and the other sister chromatid is associated to the other pole. During meiotic cell division, metaphase is also visible. Specifically designed cells undergo a type of cell division called meiosis to produce gametes (egg cells or sperms). The two nuclear cell division cycles that make up meiosis are known as meiosis I and meiosis II.
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Bacterial and archaeal ribosomes are known as _________ ribosomes, based on their sedimentation coefficient.
Bacterial and archaeal ribosomes are known as 70s ribosomes, based on their sedimentation coefficient.
The process of making proteins in a cell takes place at an intercellular structure called a ribosome, which is formed of both RNA and protein. The messenger RNA (mRNA) sequence is read by the ribosome, which then converts the genetic code into a specific string of amino acids that develop into extended chains and fold to create proteins. As a compound of RNA and protein, a ribosome is also referred to as a ribonucleoprotein. It is made up of two smaller and larger subunits. The bigger subunit is where the amino acids are added, and the smaller subunit is where the mRNA binds and is decoded. Protein and ribonucleic acid are both present in both subunits.
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If it were possible to move the terminal cisternae further away from the t-tubules, it would?
Answer:
not possible
Explanation:
The cerebral cortex receives blood from the anterior, middle, and posterior ________ arteries.
The cerebral cortex receives blood from the anterior, middle, and posterior Carotid arteries.
About cerebral cortex:
Cerebral cortex controls the motor activities and reacts on the basis of sensations received through the thalamus. The cerebral cortex, which controls motor actions, receives sensations from the thalamus and responds accordingly. Essentially, the brain receives blood flow from four arteries: paired internal carotid arteries and paired vertebral arteries. At the ventral side of the pons, two vertebral arteries combine to produce the basilar artery, which then splits into the posterior cerebral arteries. The anterior and middle cerebral arteries emerge from the internal carotid artery. The arterial circle of Willis is formed by the communication between the anterior, middle, and posterior cerebral arteries.Learn more about the cerebral cortex with the help of the given link:
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What are the products of the breakdown of a single pyruvate molecule?
Hi there,
I hope you and your family are staying safe and healthy!
The products that are part of the breakdown of a single pyruvate molecule are:
One Acetyl Group One NADH Molecule One CO2Please leave 5 stars and a like if you find this answer helpful!
Happy to help!
~Garebear
URGENT!!! How does body weight affect bone density?
Answer:
Explanation: Body weight is directly associated with bone mineral density (BMD). A low body mass index (BMI) has been identified as an important risk factor for lower BMD and predicts greater bone loss in older age (118, 138) and in younger persons in the absence of menses and/or an eating disorder (113).
Hope it helps!
What type of conduction takes place in unmyelinated axons?
a. a electrical conduction
b. synaptic transmission
c. continuous conduction
d. saltatory conduction
An action potential which moves between the nodes of Ranvier during transmission of impulse, saltatory conduction occur in unmyelinated axons. Thus, option D is correct.
What is the role of axon?In vertebrate nervous system, an axon, conducts electrical impulses known as action potentials away from the nerve cell body and transmit impulse to other neurons, muscles etc.
Two types of axons are present in human nervous system, such as myelinated and unmyelinated axons.
Myelin means a layer of a fatty insulating substance which surround the axon called as myelinated axon where as unmyelinated does not have fatty layer substance. Thus, option D is correct.
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The acyl chains in a lipid bilayer are found in the center of the membrane largely because of:______.
The acyl chains in a lipid bilayer are found in the center of the membrane largely because of they are impermeable.
What is Plasma Membrane?The membrane that divides the interior of the cell from the external environment is known as the plasma membrane, sometimes known as the cell membrane, and it is present in all cells. A semi-permeable lipid bilayer makes up the plasma membrane. The movement of materials into and out of the cell is controlled by the plasma membrane. A cell is protected by its cell membrane, also known as the plasma membrane.Additionally, it offers a stable environment inside the cell. And that membrane serves a variety of purposes. One is to move compounds out of the cell that are harmful as well as nutrients into the cell. Another is that there will be proteins on the cell's membrane, which is its plasma membrane, that interact with other cells. Additionally, a cell's membrane offers some structural support. Additionally, different cell types have different types of plasma membranes, and the lipid component of the plasma membrane generally contains a lot of cholesterol. This is distinct from a few other membranes inside the cell.Learn more about plasma membrane here:
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Students are having a group discussion and notice that maria has not had a chance to introduce her thoughts. which student response best draws maria into the discussion?
Determine if the following statement is true or false, and why. all mutations are harmful and increase the risk of disease such as cancer.
The given statement is False.
All mutations are not harmful but some can increase the risk of diseases such as cancer.
Are all mutations harmful?A mutation is a change in a gene's structure, which is how inheritance works. DNA, a lengthy molecule made up of nucleotide building pieces, is the substance that makes up genes.While most mutations are benign, some can be detrimental. A dangerous mutation may lead to a cancerous condition or possibly a genetic problem. Chromosome mutations are yet another type of mutation.Mutations may be inherited or picked up during the course of a lifetime.Some mutations are advantageous and raise an organism's chances of thriving and passing on its genes to the following generation.Natural selection will gradually increase the frequency of a mutation when it enhances either survival or reproduction. When mutations are dangerous, they gradually disappear from the population.Hence, not all mutations are harmful only a few can be.
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____________ develop(s) from the fusing of two separate sperm and egg at the same time that each develop into their own embryo.
The side of the epithelia facing the extracellular fluid surrounding the intestine is the_______________side
The side of the epithelia facing the extracellular fluid surrounding the intestine is the basolateral side.
Different amino acid transport mechanisms exist in the intestine basolateral membrane than in the brush border membrane. The portion of the plasma membrane at the basolateral side of the cell that confronts other cells and the connective tissue beneath is known as the basolateral cell membrane. The membrane at the cell's base and sides is referred to as basolateral. A barrier between the cell and the blood or other cells is created by the basolateral membrane. Through specialized protein transporters, the basolateral membrane's primary job is to move nutrients from the cell to the blood plasma.learn more about basolateral here: https://brainly.com/question/13340743
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In which zone would you expect to find the greatest abundance of marine organisms? middle intertidal zone supralittoral zone high littoral zone low intertidal zone
High littoral zone has greatest abundance of marine organisms.
What is High littoral zone?The intertidal zone, also known as the "littoral zone," refers to the seashore that is covered during high tide and exposed during low tide, revealing a unique biome that survives under such fluctuating conditions.
Where are most marine organisms found?The majority of ocean life can be found in coastal habitats on the continental shelf, despite the fact that this area accounts for only 7% of total ocean area. The majority of open ocean habitats are found in the deep ocean beyond the continental shelf. Species that live in the oceans and on the coasts can help to create new habitats.
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___ phase precedes G2 phase.
Which electrical signal can allow for rapid long-distance communication within the nervous system?
Answer:
Which electrical signal can allow for rapid long-distance communication within the nervous system?
nerve action potential
What is the process by whihc a germ cell's complement of zygots is halved in the formation of gametes?
Meiosis is the process by which a germ cell's complement of the zygote is halved in the formation of gametes.
Meiosis is a type of cell division that results in the production of four gamete cells and a 50% reduction in the number of chromosomes in the parent cell.
Stages of Meiosis
Meiosis I
Meiosis I produces two haploid cells with individual chromatid pairs by segregating homologous chromosomes into tetrads.
Prophase I
The first phase of meiosis, prophase I, is by far the longest. The creation of at least one crossover per chromosome occurs during prophase I, when homologous maternal and paternal chromosomes pair, synapses, and exchange genetic data.
Metaphase I : Along the metaphase plate, homologous pairs travel together.
Anaphase I: Since each homologous chromosome is made up of two sister chromatids, kinetochore microtubules shrink and tug homologous chromosomes to opposing poles.
Telophase I: The chromosomes reach the poles, which effectively marks the end of the first meiotic division. Now, each daughter cell has half as many chromosomes, but each chromosome is made up of two chromatids.
Meiosis II
The second meiotic division, or meiosis II, typically entails equational segregation, or the partition of sister chromatids.
Hence, Meiosis is the process by which a germ cell's complement of the zygote is halved in the formation of gametes.
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Biologically-based personality tendencies evidence in early childhood are called?
How would you describe the environment a pathogen would encounter in the small intestine?
The environment that a pathogen would encounter in the small intestine would be harsh and unfavorable for its existence.
The small intestine has a harsh environment for microbial life on account of short transit time, the influx of digestive enzymes as well as bile and intermittent food substrate delivery.
The intestinal microbiota is the collective term used to describe the large and diverse microbial community that inhabits the intestine.
An important benefit provided by the intestinal microbiota to the host intestine is the protection from colonization by exogenous pathogens (a phenomenon nowadays termed as colonization resistance) and from overgrowth of indigenous pathobionts i.e. potential pathogenic symbionts of the microbiota.
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During meiosis i, homologous chromosomes undergo crossing over while they are side-by-side in an event called ______.
Answer:
During meiosis i, homologous chromosomes undergo crossing over while they are side-by-side in an event called synapsis.
Explanation:
The synapse's ability to alter as a result of repeated stimulation, reinforcement (such as via reward), or reduction in neurotransmission under other circumstances makes it important. These are referred to as long-term depression or potentiation. Synaptic plasticity, often known as the capacity for change, is what underlies learning in all contexts, including associative learning, associative memory, and episodic memory. You may think of it as residues of neurotransmitters that are reinforced and are used to form memories, routines, and personality traits.
What is unusual about olfactory receptors compared to most other mature mammalian neurons?
When aging neurons die, they can be replaced is unusual about olfactory receptors compared to most other mature mammalian neurons.
What is neuron?Information is transmitted via neurons. They communicate between various brain regions and between the brain and the rest of the nervous system through electrical impulses and chemical signals.The basic building blocks of the brain and nervous system are neurons (also known as neurones or nerve cells). A neuron is made up of a cell body, which includes a nucleus and cytoplasm, from which long, thin portions that resemble hair grow. The neuron's lone long component, known as the axon, is responsible for carrying nerve impulses to various body areas. Dendrites are the short, branching components of the neuron.The fundamental unit of the neurological system is the neuron. Dendrites, cell bodies, and axons are the three distinct components of all neurons. The structure of the neuron is specifically equipped to quickly transmit electrical information over long distances in the body.
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The process by which a cell copies its dna in preparation for cell division is called?
DNA replication is the process by which a cell copies its DNA in preparation for cell division.
The biological process of creating two identical copies of DNA from a single original DNA molecule is known as DNA replication. All living things replicate their DNA, which is the primary mechanism for biological heredity. Semi-conservative, conservative, and dispersive replication models were proposed as possible mechanisms for organisms to repeat their DNA.
A second double strand that is exactly the same as the first is created during replication. The first step in DNA replication is to separate the dsDNA since each of the two strands in the dsDNA molecule functions as a template for a new DNA strand. A DNA helicase accomplishes this. It is crucial that each daughter cell receives an exact copy of the DNA when a cell divides. DNA replication is the process that makes this happen. Before the cell reaches mitosis or meiosis, during the synthesis phase, also known as the S phase, of the cell cycle, DNA replication takes place.
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The autoimmune disease in which there is rapid reproduction of skin cells resulting in patches of scaly, thick skin is:__________
The autoimmune disease in which there is rapid reproduction of skin cells resulting in patches of scaly, thick skin is Psoriasis.
Psoriasis is a frequent, chronic condition that has no cure, since it's an autoimmune. The illness frequently goes through cycles where it will flare up for a few weeks or months before decreasing. Infections, cuts, burns, and specific drugs are common psoriasis triggers in persons with a hereditary predisposition to the condition.
There are several types of psoriasis, each of which varies in its signs and symptoms:
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What term designates foods that contain nonnutrient substances that may provide health benefits beyond basic nutrition?
The food that contains non-nutrient substances that may provide health benefits beyond basic nutrition is termed as Functional foods.
What are the benefits of functional foods?They are considered to be whole, fortified, enriched and enhanced foods.They do not contain essential nutrients like minerals, vitamins, protein etc.When functional foods are added to the diet on a regular basis they in a good amount then they provide health benefits to our body.This may also help to reduce the risk of disease.Example of functional foods: - Fruits : berries, apple, banana, orange, guava etc.Nuts: almonds, cashew, dates, pistachio etc.Vegetables : bottle gourd, carrot, radish, spinach etc.Seed : chia seeds, pumpkin seeds etc.To know more about nutrition visit: https://brainly.com/question/11856920
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