e) What specific diseases or disorders can be studied with the use of a whole chromosome probe? (2
points)
Answers
Answer: a whole chromosome probe is most useful for examining chromosomal abnormalities such as Down Syndrome, miscarriages, and problems with growth and development
Related Questions
Read the passage below and use the information to answer the question that follows. Joey is the oldest of three children. Like his siblings, he has has brown hair and green eyes. His sister likes to dance and his brother is a talented guitar player, but Joey does not like either of these activities. He enjoys basketball. Since Joey is very tall, he plays center on the basketball team at his high school, practicing hard so that he can get a basketball scholarship to college. Which of the following statements about Joey refer to genetic factors? Check all that apply. Joey has brown hair. Joey likes to play basketball. Joey has green eyes. Joey is very tall. Joey hopes to get a college scholarship. How can biologists help meet the needs of people who live in hot, dry environments?
Answers
Answer:
Joey is "tall, brown hair and green eyes"
what step can be skipped when preparing a specimen for light microscopy?
Answers
When preparing a specimen for light microscopy, the step that can be skipped is fixing.
A specimen is a substance or object used to depict, analyze, and sample a larger substance or population. It is usually a fraction of a substance or material that has been studied in a more comprehensive study. Specimens are used in scientific and medical research to evaluate, diagnose, or make predictions about the rest of the subject's constituents. They are collected from a broad range of subjects, from animals to plants to minerals.
A light microscope is a magnifying instrument that utilizes visible light to magnify and illuminate tiny specimens. The lens and the light sources are the two main components of a light microscope. Light microscopes come in two types, including simple and compound microscopes. Simple light microscopes are one of the earliest forms of microscopes, and they work by utilizing a single lens to magnify the sample. Compound microscopes, on the other hand, utilize two lenses that work together to magnify the sample.
To prepare a specimen for a light microscope, a number of steps must be taken, including fixation, sectioning, staining, and mounting.
A specimen must be mounted on a slide before it can be examined with a light microscope. A cover slip is then put on top of the slide to protect the specimen. This step cannot be skipped as it is a critical part of preparing the specimen for light microscopy.
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What is the purpose of the lab?
Answers
three importance of preserving food
Answers
Answer:
*Food preservation increases the shelf life of food.
*Food preservation increases the food supply.
*it's safe to eat food after a long time after preservation
Explanation:
hope it helps
La influencia que tiene la temperatura en la reproducción de los paramecios, en muestras de agua estancada
Answers
Answer:
Para un paramecio la temperatura óptima requerida para llevar a cabo sus funciones metabólicas (incluida la reproducción) se encuentra entre 24 °C y 28 °C
Explanation:
Los paramecios (género Paramecium) son protozoarios, es decir, organismos microscópicos del reino protista. Un paramecio es un organismo unicelular que puede llevar a cabo todas las funciones esenciales de un modo funcionalmente similar a una célula animal. Los paramecios pueden reproducirse tanto de manera sexual como asexual (bipartición). Estos organismos viven en cuerpos de agua dulce rica en nutrientes orgánicos como estanques, charcos, regiones de ríos parcialmente estancadas, etc. En estos ambientes los paramecios se reproducen de un modo óptimo a una temperatura entre 24 °C y 28 °C, donde pueden llegar a dividirse hasta 4 veces al día.
Define the verb "adapt". Does survival in a particular environment through coping is synonymous with evolution? Why or why not?
Answers
Answer:
The word adapt means to get adjusted to a change.
yes, survival in a certain environment is similar to evolution. Both must use adaptation in order for life to keep living through changes in the environment. Each help life sustain itself in a very unique way.
Explanation:
The word adapt means to get adjusted to a change.
Yes, survival in a certain environment is similar to evolution. Both must use adaptation in order for life to keep living through changes in the environment. Each help life sustain itself in a very unique way. In evolutionary theory, adaptation is the biological mechanism by which organisms adjust to new environments or to changes in their current environment. Adaptation is the process of adjusting something to better match it's environment or situation. Evolution is a broad term that refers to any change in anything over time.Learn more:
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You will need to look at the observations you have made, and try and draw conclusions for what you have observed. Answer the following questions using a minimum word count of at least 500 WORDS total.
Did the species stay or leave the area in your time frame?
If the species left, did it return? Why do you think it did this?
Was the species alone or in a group?
Did you see any patterns in how they grouped together?
Can you tell if they were a mixed group (males and females, adults and juveniles) or homogeneous?
What was the behavior of the species: sleeping, eating, playing, etc.
Where there any juveniles or babies around? If so, what was the behavior of the organism?
Once you find a pattern, discuss what you believe is the explanation, and support it with at least two sources of support. Note: this is not your opinion on their behavior, but the scientifically supported research discussing the species' behavior as documented by others.
Then the other days are the following:
4/1/23 - 5:20PM. Sunny.
At the moment the chickens (many of the same species) were calmly scratching/digging through the dirt. Since yesterday there were leftover peppers given to the chickens, there were still some there until the next day.
Which some of the chickens were eating and interacting with it.
4/1/23 - 6:00PM. Sunny.
At the moment the chickens (many of the same species) were calmly dusting/showering in the dirt. They seem to enjoy doing it. Most of the chickens were filled with plenty of dirt. They were interacting with the dirt for the 10 minutes.
4/1/23 - 6:40PM. Sunny.
At the moment the chickens (many of the species) were surrounding me as refilled their waters/feeders for the evening. I make sure they have enough for the next day! Since there were puddles of water there from me filling up there waters they begun scattering/digging through the dirt. They tend to do that, and as they do that they make interactions with bugs.
4/1/23 - 9:00PM. Mostly cloudy. At the moment the chickens (many of the species) were already sleeping. I was doing my nightly check in to make sure they are ok. No interactions here, just chickens sleeping peacefully.
Answers
The observations from the given time frame suggest that the species of chickens stayed in the area.
What is species?Species is a classification of living things that share certain traits and is used to describe organisms. It is one of the fundamental units of biological classification and is denoted by a Latin binomial, consisting of the generic name and the specific epithet.
Although, it is possible that the species left the area for a short period of time, it is unlikely that it moved far away since the same species of chickens were observed in the same area on different days.
The behavior of the chickens was observed to be scratching/digging through the dirt, dusting/showering in the dirt, and interacting with bugs.
The observed behaviors of the chickens suggest that they were likely foraging for food, keeping themselves clean, and socializing with each other. This is in line with established research on the behavior of chickens, which suggests that chickens forage for food, preen themselves to stay clean, and interact with other chickens for social reasons.
To support the above explanation, research by K. L. Davis and J. T. Rosenberger (2013) found that chickens spend most of their time foraging for food, preening, and interacting socially.
In conclusion, the observations from the given time frame suggest that the species of chickens stayed in the area. The chickens were observed in groups, consisting of both males and females, adults and juveniles. The chickens were observed to be foraging for food, preening themselves to stay clean, and interacting with each other.
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Drag and drop each tissue or structure to the germ layer from which it is derived. Ectoderm Mesoderm Endoderm red blood cells central nervous system notochord kidney tubule cells thyroid follicular cells epidermis peripheral nervous system lung alveolar cells pancreatic acinar cells skeletal muscle
Answers
Ectoderm: central nervous system, peripheral nervous system, epidermis Mesoderm: notochord, kidney tubule cells, skeletal muscle Endoderm: red blood cells, thyroid follicular cells, lung alveolar cells, pancreatic acinar cells
I'll list the germ layers and their corresponding tissues or structures:
Ectoderm:
- Central nervous system
- Epidermis
- Peripheral nervous system
Mesoderm:
- Red blood cells
- Notochord
- Kidney tubule cells
- Skeletal muscle
Endoderm:
- Thyroid follicular cells
- Lung alveolar cells
- Pancreatic acinar cells
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Despite being very different, unicellular and multicellular organisms have many of the same functions. Which function is shared in both types of organism?
A. all life processes occurring in all cells
B. use of developed transport systems
c. creation of specialized tissues
d. intake of nutrients for growth
Answers
Answer:
d. intake of nutrients for growth
Explanation:
Both unicellular and multicellular organisms need to intake nutrients for growth
I hope this helped :) Have a great day
The proteins found in your hair and fingernails would be classified as what type of proteins?
Answers
Answer:
yes
Explanation:
creatine like horns of rhinos or finger nails
Answer:
Keratinocytes
Explanation:
Keratinocytes make keratin, a type of protein that's a basic component of hair, skin, and nails. Keratin in the skin's outer layer helps create a protective barrier.
What emerges from the seed and pushes into the soil?.
Answers
Answer:
The radicle emerges from the seed during the process of germination. The radicle is the embryonic root of the plant, and grows downward in the soil.
Hope this helps <3
Describe the difference between an antibody and an antigen.
Answers
Antibodies are proteins that recognize and neutralize foreign substances (antigens), protecting the body from harm by binding to and neutralizing them.
An antibody is a protein molecule that is produced in response to the presence of a foreign substance known as an antigen. An antigen is a substance that induces an immune response in the body, and it is typically a foreign molecule such as a virus, bacterium, or parasite.
The primary function of antibodies is to recognize and neutralize antigens by binding to them, preventing them from causing harm to the body. The antigen-antibody interaction is the basis of the immune response that is mounted by the body to protect against infection and disease.
Overall, the difference between an antibody and an antigen is that an antigen is a foreign substance that triggers an immune response, while an antibody is a protein molecule that recognizes and binds to the antigen to neutralize it.
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Are fingers made of diploid cells or haploid cells?
Answers
Fingers are made from diploid cells. All of the cells in our body are made from diploid cells except in the reproductive cells which are made from haploid cells.
5. The more diverse an ecosystem is
Answers
Answer:
La diversidad de un ecosistema depende de dos factores, el número de especies presente y el equilibrio demográfico entre ellas. ... Por otra parte, entre dos ecosistemas que tienen el mismo número de especies, consideraremos más diverso al que presenta menos diferencias en el número de individuos de unas y otras especies.
Explanation:
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15. Will the asteroid belt be able to coalesce into a 9th planet with the current configuration
of the solar system?
I
Answers
Answer:
No.
Explanation:
No, the asteroid belt is not able to unite into a 9th planet because there is not enough total mass in the belt to form a planet. the other reason is that the belt is too close to Jupiter which make impossible to make the asteroid belt a planet. When this formation of new planet happens between the asteroid and Jupiter, Jupiter's gravitational forces act on the asteroid add up and strengthen each other, and they can easily kick the asteroid out of the solar system.
sprouted seeds un sprouted seed taken in a jar with lime water in both in which jar lime water changes it colour fast
Answers
Answer:
Correct option is White
Explanation:
Germinating seeds carry out their
respiration process at the cellular level to
be able to generate energy for growth and
maturation.
They do not yet have the ability to carry out
photosynthesis.
As a result of respiration, carbon dioxide is
released by the seeds which turn lime
water milky or white.
So the correct answer is 'White
Student in a science class collected 50 frogs from the pond they found that 15 of the frogs had Deformities what percentage of the frogs had deformities
Answers
Answer:
30%
Explanation:
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4
Every cell in an organism has the same number of
chromosomes, except:
A
Skin cells
B.
Neurons
C
White blood cells
D Reproductive cells
Answers
Answer:
D
Explanation:
Took the test
What are the effects of fishing on the reef ecosystem
Answers
Answer:
Coral reef fish are a significant food source for over a billion people worldwide. Many coastal and island communities depend on coral reef fisheries for their economic, social, and cultural benefits. But too much of a good thing can be bad for coral reefs. Download this infographic | Infographic Text
Coral reef ecosystems support important commercial, recreational, and subsistence fishery resources in the U.S and its territories. Fishing also plays a central social and cultural role in many island and coastal communities, where it is often a critical source of food and income.
The impacts from unsustainable fishing on coral reef areas can lead to the depletion of key reef species in many locations. Such losses often have a ripple effect, not just on the coral reef ecosystems themselves, but also on the local economies that depend on them. Additionally, certain types of fishing gear can inflict serious physical damage to coral reefs, seagrass beds, and other important marine habitats.
Coral reef fisheries, though often relatively small in scale, may have disproportionately large impacts on the ecosystem if conducted unsustainably. Rapid human population growth, increased demand, use of more efficient fishery technologies, and inadequate management and enforcement have led to the depletion of key reef species and habitat damage in many locations.
stress provokes the what to initiate a memory trace that boosts activity in the brain's memory-forming areas?
Answers
Stress provokes the amygdala to initiate a memory trace that boosts activity in the brain's memory-forming areas.
The amygdala is a small almond-shaped structure located in the brain's temporal lobe that plays a key role in the processing of emotions, particularly negative emotions like fear and anxiety. The amygdala also plays an important role in memory formation, particularly the formation of emotionally charged memories.
Stress is a type of emotion that activates the amygdala and triggers the release of stress hormones like cortisol, which in turn boosts activity in the brain's memory-forming areas. This is why stress can sometimes improve memory performance, but too much stress can also have the opposite effect and impair memory function.
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what is the only specific defense against intracellular pathogens (viruses- some bacteria and fungi can be intracellular too)
Answers
The only specific defense against intracellular pathogens is the action of the immune system.
The immune system is responsible for recognizing and eliminating any foreign bodies in the body, including intracellular pathogens. It does this by producing molecules known as antibodies, which are specific to the particular pathogen.
These antibodies attach to the pathogen and mark it for destruction by other cells of the immune system, such as macrophages and natural killer cells. In addition, the immune system can produce cytokines which activate other cells to fight the pathogen.
This response is usually enough to destroy the pathogen and prevent further infection, although in some cases the infection may persist. It is therefore important to keep the immune system functioning at its best, through a healthy lifestyle and balanced diet.
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9. A mutation must have either a positive or negative impact on a species. True or False
Answers
Answer:
False
Explanation:
Most mutations are neutral, meaning they have no significant effect on the organism's fitness or survival. They may occur in non-coding regions of DNA, or they may result in silent changes to the amino acid sequence of a protein. Neutral mutations can accumulate over time and may provide a source of genetic variation that can be acted upon by natural selection in the future.
3 examples of non-living things that can disrupt homeostasis
Answers
Answer: This is what I could find on it.
There are many external factors that can disrupt homeostasis. Disease, toxins, and pathogens are just a few examples.
Some diseases can have external causes, like a toxin or pathogen invading the body. Toxins are products of plants, animals, fungi, or bacteria that hurt cells in some way.
Explanation:
sorry if that's not what you need
red blood cells pick up ____ in the lungs, and transport it via the blood to all cells of the body.
Answers
Red blood cells pick up oxygen in the lungs, and transport it via the blood to all cells of the body.
Red blood cells are specialized cells in the blood that play a crucial role in the transportation of oxygen throughout the body. When we breathe in air, oxygen enters the lungs and diffuses across the walls of the air sacs and into the bloodstream.
Red blood cells then pick up the oxygen molecules and transport them to all cells of the body, where they are needed for energy production and cellular respiration.
The protein hemoglobin in red blood cells binds to oxygen molecules in the lungs and releases them in tissues with lower oxygen levels.
This process is essential for maintaining the proper functioning of all cells and organs in the body.
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How does cellular respiration relate to the cycling of carbon through the environment?
A. Carbon from the atmosphere is combined with other elements to form glucose, which is broken down to release energy.
B. Carbon dioxide from the atmosphere reacts with glucose to produce oxygen and water, which are released into the atmosphere.
C. Oxygen from the atmosphere reacts with glucose to produce carbon dioxide, which is released into the atmosphere.
D. Light energy from the atmosphere reacts with glucose to produce carbon dioxide and water, which are released into the atmosphere.
Answers
Cellular respiration relate to the cycling of carbon through the environment as the oxygen from the atmosphere reacts with glucose to produce carbon dioxide, which is released into the atmosphere. Thus, the correct option is C.
What is Cellular respiration?Cellular respiration is the process through which the biological fuels are oxidized in the presence of an inorganic electron acceptor such as the oxygen atom to produce large amounts of energy, this is used to drive the bulk production of ATP (Adenosine triphosphate) in the mitochondria of cell.
Cellular respiration is related to the cycling of carbon atom through the environment as in this process, oxygen from the atmosphere reacts with glucose molecules in the cell to produce carbon dioxide, which is then released into the atmosphere.
Therefore, the correct option is C.
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Answer:
C. Oxygen from the atmosphere reacts with glucose to produce carbon dioxide, which is released into the atmosphere.
Explanation:
Does DNA control RNA?
Answers
Answer:
RNA is usually synthesized from DNA.
Answer:
RNA is usually synthesized from DNA. The synthesis usually requires one or more enzymes like RNA polymerase. The DNA strand is used as a template or guide on which the RNA is formed
In reality, there is much more to the RNA story. The central dogma of molecular biology suggests that DNA maintains the information to encode all of our proteins, and that three different types of RNA rather passively convert this code into polypeptides.
When two or more graded potentials arrive at the trigger zone, which of the following could happen? An excitatory and inhibitory signal can cancel each other out. Two excitatory stimuli may be additive, and summation could occur. Tino inhibitory Stimuli may be additive, resulting in lower excitability An excitatory and inhibitory signal can cancel each other out and two excitatory stimuli may be additive, and summation could occur An excitatory and inhibitory signal can cancel each other out two excitatory stimuli may be additive, and summation could occur and two inhibitory stimuli may be additive, resulting in lower excitability
Answers
When two or more graded potentials arrive at the trigger zone, then summation could occur, and two inhibitory stimuli may be additive, resulting in lower excitability.
Graded potentials are variations in membrane potential that vary in various sizes as opposed to being all-or-nothing. The strength of the stimulus affects the size of these potentials, which include receptor potentials, electronic potentials, slow-wave potentials, pacemaker potentials, and synaptic potentials. They are a result of the varying spatial and temporal activity of the proteins that make up each ligand-gated ion channel. Voltage-gated sodium and potassium channels are normally not involved. This kind of little impulses may either promote or discourage behavior. They can happen in skeletal, smooth, or cardiac muscle in response to nerve input, or they can happen at the postsynaptic dendrite in reaction to presynaptic neuron firing and neurotransmitter release.
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Which characteristic of a planet indicates whether the planet is made of solid rock or gas?
Atmosphere
O Presence of moons
O Presence of rings
O Surface composition
Answers
Answer:Surface composition
Explanation:The surface composition of a planet will tell you what the planet is composed of. Solid rock planets are able to have rings and moons if their gravitational pull is strong enough, therefore the only correct answer is surface composition.
Answer:
So the answer is: O Surface composition
Explanation:
The surface composition of a planet indicates whether the planet is made of solid rock or gas. If a planet has a solid surface, it is likely composed of solid rock. If a planet does not have a solid surface, it is likely composed of gas.
The presence of moons, the presence of rings, and the atmosphere of a planet do not necessarily indicate the composition of the planet, so those options are not correct.
So the answer is: O Surface composition
a dtc service, such as 23andme, indicates that jane has a snp that is a genetic risk factor for hypothyroidism. the snp has an odds ratio (or) of 1.5. the average population risk of developing hypothyroidism is 4%. based on this information, what is jane's overall risk of hypothyroidism?
Answers
The odds ratio (OR) for the SNP is 1.5. 4% of people in the population are at risk of getting hypothyroidism. According to this data, Jane's total risk of hypothyroidism is 6%.
When the thyroid gland is underactive or hypothyroidism, your body cannot produce enough thyroid hormones to satisfy its demands. The thyroid is a little gland at the front of your neck that resembles a butterfly. hypothyroidism hormone bioactivity may be impacted by single nucleotide polymorphisms (SNPs) in genes involved in thyroid hormone metabolism. Thyroid hormones (THs) attach to thyroid hormone receptors (TRs), which are nuclear hormone receptors. TRs function as ligand-activated transcription factors that bind to the target gene's promoters' cognate thyroid hormone response elements (TREs).
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During photosynthesis, solar energy is
converted to....
A. electrical energy
B. heat energy
C. light energy
D. chemical energy
Answers
Answer:
d. Chemical Energy
Explanation: