Answers
A person has 23 pairs of chromosomes and 46 in total.
Chromosomes consist of proteins that help in exiting the DNA in its proper form. Chromosomes are the amino acids that contain body genes, which determine the 3 body types of people that is the person will have endomorph, ectomorph, or ectomorph type of body.
In other words, we can say that the lipid or structure found in the nucleus of the cell is commonly known as chromosomes. Chromosomes are made up of thin villi of dna's, that contain all body genes. If there are any mistakes in the chromosomes then a person will suffer from a serious disease which can be present in a child by birth also.
Hence at last it is clear that chromosomes help in the formation of body genes and also the formation of DNAs.
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Related Questions
which is more of a threat to people acid rain or air pollution?
Answers
Answer:
A threat to the natural restorative nature of the water cycle is acid rain. Acid rain is caused by certain gas emissions in our atmosphere. Volcanoes release some of these gases naturally.
Explanation:
=)
Which statements about reactions in plant and animal cells are correct?
Select all that apply.
All animal cells perform photosynthesis.
All plant cells perform cellular respiration.
All animal cells perform cellular respiration.
All plant cells perform photosynthesis.
Answers
Answer:
All plant cells perform cellular respiration.
All animal cells perform cellular respiration.
All plant cells perform photosynthesis.
Explanation:
All plant cells perform cellular respiration.
All animal cells perform cellular respiration.
All plant cells perform photosynthesis.
Quagga mussels, an invasive species of mollusk originally from
Russia, have been introduced to the lake after being carried in on
the hulls of boats. An assessment of the size of the quagga
mussel problem is needed, along with suggestions to curb their
population growth.
what field of science is this?
Answers
This is a problem in the field of ecology.
The problem of quagga mussels in the lake is an ecological issue that requires scientific assessment and management.
It falls under the discipline of ecology, which studies the relationships between organisms and their environment.
Ecologists investigate the impacts of invasive species on the ecosystem and devise strategies to control their spread and minimize their effects.
In this case, scientists will need to examine the size of the quagga mussel population, their distribution, and their ecological interactions with native species.
They will also need to recommend measures to prevent further introduction of quagga mussels and to manage their population growth, such as using chemical treatments or biological controls.
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What is an example of a positive punishment. . Neither A or B . Taking away your cell phone C. Cutting off your allowance
Answers
Answer:
cutting off your allowance
ions but you do not want to increase the volume of the blood by reabsorbing large amounts of water from the filtrate. Assuming the aldosterone and ADH are both present, how would you adjust the hormones to accomplish the task
Answers
Answer:
Aldosterone and ADH are part of the renin angiotensin aldosterone system, this system is a system regulated by the kidney and lungs to be able to raise blood pressure.
Explanation:
This system is a retainer of liquids and water, to increase the blood volume of our body, in this way arterial hypotension is compensated.
Another mechanism with which blood volume can be increased is with the stimulation of thirst, and the need to ingest a liquid because of the dry mouth that our central nervous system perceives.
Both mechanisms prevent hypotension and dehydration.
2. During which phase would the cell undergo anaphase? *
A. Phase A
B. Phase B
C Phase C
D. Phase D
Answers
Anaphase occurs during the M phase (mitosis) of the cell cycle and is not represented by any of the provided options (A, B, C, or D).
Anaphase is a critical stage in cell division, specifically in mitosis or meiosis. It occurs after metaphase and before telophase. During anaphase, the sister chromatids, which are replicated chromosomes held together by a centromere, separate and move towards opposite ends of the cell.In the context of the cell cycle, anaphase takes place during mitosis. The cell cycle consists of four phases: G1 (gap 1), S (synthesis), G2 (gap 2), and M (mitosis). Mitosis is the M phase, which further consists of four stages: prophase, metaphase, anaphase, and telophase.Therefore, the correct answer is not provided in the given options. Anaphase occurs during the M phase or mitosis and is not associated with any specific phase (A, B, C, or D) mentioned in the question.
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In part, what aspect of psychology was the behaviorist approach to psychology a reaction to?
Answers
Answer:
Behaviorists studied objectively observable behavior partly in reaction to the psychologists of the mind who were studying things that were not directly observable.
Explanation:
Behaviorist studies the objectively observable behavior partly in reaction to the psychology which studies things that are not directly observable.
What is behaviorist approach?This approach is based on scientific methods that that can be observed, tested, quantified and it can further researched to explain the behavioral processes.
Behaviorism is mainly concerned with the observable and measurable aspects of human behavior.
Whereas, psychology studies behavior that are not necessarily observable.
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a 160Ib 23 year old women has had 3 glasses of wine what a would be her approximate BAC should she drive home
Answers
It is not possible to determine what the BAC would be if the woman drove home, because we do not know the alcohol content of the wine she ingested.
What should the woman do?Call a taxi.Spend the night at a friend's house.Don't drive.Driving under the influence of alcohol is very dangerous, not just for the driver, but for everyone on the road. For this reason, it is important to avoid driving, regardless of the amount of alcohol consumed, especially when we do not know the alcohol content of the drink we are ingesting, like the woman shown in the question above.
BAC refers to the amount of alcohol in the blood and it is only possible to determine it by knowing the amount of alcohol that a person has ingested.
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How does the rate of carbon dioxide emissions from 1900-1910 compare to the rate of carbon dioxide emissions from 2000-2010?
Answers
Answer:
Carbon dioxide (CO₂) emissions from human activities are now higher than at any point in our history. In fact, recent data reveals that global CO₂ emissions were 150 times higher in 2011 than they were in 1850...
{This might not be the right answer, but it could help giving you a idea}...
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4) This diagram shows a food chain from a desert ecosystem in Arizona. The arrows show
how the matter eaten by organisms moves through the food chain.
western
diamondback
rattlesnake
Select each organism below that is a primary consumer in this food chain.
brittlebush
pallid-winged
grasshopper
ubmit
brittlebush
grasshopper mouse
red-tailed hawk
grasshopper
mouse
pallid-winged
grasshopper
red-talled
hawk
western diamondback
rattlesnake
Question
answere
28
Time
elapsed
PAUSE
Challeng
Stage 3 of
Get 5 corred
in a row
Answers
The primary consumers in the food chain are the organisms that eat the producers, which in this case are the brittlebushes. The primary consumers are the pallid-winged grasshoppers.
The other organisms in the food chain are secondary consumers (grasshopper mouse), tertiary consumers (red-tailed hawk), and apex predators (western diamondback rattlesnake).
Here is a diagram of the food chain with the primary consumers highlighted in green:
brittlebush (producer)
----------------------->
pallid-winged grasshopper (primary consumer)
----------------------->
grasshopper mouse (secondary consumer)
----------------------->
red-tailed hawk (tertiary consumer)
----------------------->
western diamondback rattlesnake (apex predator)
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Are humans a dead end host for streptococcus pneumonia? If yes please explain why. Thank you!
Answers
Answer:
No, because Pneumonia can be transferred from one person to another.
Explanation:
Because humans are the only natural host for S. pneumoniae, our data suggest that the CbpA-mediated recruitment of complement FH may contribute to host tropism of this pathogen. A person can spread the germs that cause pneumonia when he or she coughs and expels the bacterial or viral infections that caused the disease. The droplets containing the virus or bacteria can land on a common surface, such as a table, telephone, or computer. Anyone can get pneumococcal disease, it occurs more frequently in infants, young children, the elderly or in people with serious medical conditions such as chronic lung, heart or kidney disease. Others at risk include alcoholics, diabetics, people with weakened immune systems and those without a spleen.
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Analyze the data and make a prediction as to which species has the greatest effect on an ecosystems recovery after a fire.
Species Approximate Percentage of Species Diversity on Earth
Insects 71%
Plants 20%
Fungi 5%
Fish Less than 5%
Reptiles & Amphibians Less than 5%
Birds Less than 5%
Mammals Less than 5%
A) Plants
B) Reptiles & Amphibians
C) Insects
D) Mammals
Answers
Based on the given data, it is likely that the species with the greatest effect on an ecosystem's recovery after a fire is A) Plants.
Plants constitute approximately 20% of species diversity on Earth, making them a significant component of ecosystems.
Plants play a crucial role in post-fire recovery by providing the foundation for ecological succession. They are responsible for recolonizing and stabilizing the soil, preventing erosion, and initiating the process of reestablishing habitat structure. Through their root systems, plants help retain moisture, enhance nutrient cycling, and create microhabitats that support other organisms.
Additionally, plants provide essential resources for other species. They serve as a primary food source for herbivorous animals, and their presence is essential for the survival of insects, birds, and mammals that rely on them for shelter, nesting sites, and breeding grounds.
While other species, such as insects and animals, contribute to ecosystem recovery, the high percentage of plant species diversity suggests that plants have the greatest overall impact. The interactions between plants and other organisms create a complex web of relationships that drive ecosystem functioning and recovery after a fire. Therefore, focusing on restoring and protecting plant populations is crucial for the long-term recovery and resilience of fire-affected ecosystems.
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What do you think some of the negative consequences of gender socialization could be?
Answers
One negative consequence of gender socialization is the reinforcement of gender stereotypes. Stereotypes are oversimplified and often inaccurate beliefs about groups of people, and they can lead to discrimination and prejudice. Gender stereotypes can limit individual choices and opportunities, as well as contribute to gender-based violence and other forms of inequality.
Another negative consequence of gender socialization is the pressure to conform to traditional gender roles and expectations. This pressure can limit individual expression and creativity, and it can also contribute to mental health issues such as anxiety and depression.
During an El Niño event, surface water temperatures increase along the west coast of South America. As a result, the region might experience:
A. decreased air temperature and increased precipitation.
B. decreased air temperature and decreased precipitation.
C. increased air temperature and increased precipitation.
D. increased air temperature and decreased precipitation.
Answers
During an El Niño event, surface water temperatures increase along the west coast of South America. This warming of the ocean has significant impacts on the surrounding climate, leading to changes in air temperature and precipitation patterns. Increased air temperature and increased precipitation (option c).
1. El Niño is characterized by the warming of surface waters in the eastern Pacific Ocean, particularly along the coast of South America. This warming occurs when trade winds weaken, allowing warm water from the western Pacific to flow eastward.
2. The increased surface water temperatures have a direct effect on the air temperature in the region. Warmer ocean temperatures lead to warmer air temperatures, resulting in increased atmospheric heat.
3. As the air temperature rises, it can hold more moisture, leading to increased evaporation from the ocean surface. This increased moisture in the atmosphere contributes to higher levels of precipitation in the affected region.
4. Therefore, during an El Niño event, the west coast of South America experiences increased air temperature and increased precipitation, as stated in option C.
It is important to note that El Niño can have variable effects in different parts of the world, but specifically for the west coast of South America, the described changes in air temperature and precipitation hold true.
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You observe a population of Island Sparrows for which the phenotype of crown color varies from yellow to white. You perform two experiments. Experiment 1 shows that this variation in the phenotype affects mating success, so that birds with yellow crown colors have more offspring. Experiment 2 shows that this variation in phenotype is determined fully by the diet of the birds and not genetics. Can crown color evolve via natural selection in this population of Island Sparrows?
Answers
Answer:
Yes, the color of the crown evolves by the process of natural selection.
Explanation:
Based on experiment 1 mentioned in the question, it is clear that the sparrows with the yellow crown are demonstrating reproductive success, and based on experiment 2, it is demonstrated that the origination of crown color is solely dependent upon the diet consumed by the sparrows, not on the genes.
The yellow crown sparrows exhibit enhanced skills in locating food, finding food or prey is dependent upon the factors like skills of hunting, vision, the musculature of the body, and other things, and all these are partially or completely determined by genetics. This yellow crown sparrow will further pass on their genes to their offspring, which will further provide them good skills of locating food, and thus, will obtain the diet needed for proper growth. These offspring will further pass on the traits to the future generations, and so on.
On the other hand, the sparrows exhibiting white crown seem to be less efficient in locating their food, and they are also generating fewer offspring that exhibit the same lack of food locating skills like their parents. Due to less tendency of finding food, the sparrows with the white crown will suffer from poor diet and thus, will further generate less offspring, and so on.
Therefore, it is clear that for betterment, the sparrows with the yellow crown will evolve further due to their better skills of locating food, and this gives rise to the phenomenon of natural selection.
what usually accompanies a cold spell in minnesota?
Answers
Of the four email features listed below, which is the most important?
A.
the To address
B.
the Bcc address
C.
the attachments
D.
the domain name
Answers
The most important email feature among the four listed is the To address. Therefore, the correct option is (A).
Of the four email features listed, it is subjective to determine which one is the most important as it depends on the context and purpose of the email. However, in general, the most important feature would be the To address (option A). The To address is essential because it specifies the intended recipient(s) of the email. Without a valid and accurate To address, the email may not reach the intended recipients, defeating the purpose of communication. It ensures that the message is directed to the right individuals or groups.While other features like the Bcc address, attachments, and domain name are also important, they serve different purposes. The Bcc address allows for discreet or blind copies to be sent, attachments provide additional information or files, and the domain name identifies the sender's organization or email service provider.Overall, the To address holds primary importance in ensuring effective and targeted communication within the email platform.For more such questions on Email feature:
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why does water have partial negative and positive charges?
Answers
Explanation:
Water is H20 which is 2 hydrogen atoms plus a oxygen atom
Oxygen (O²¯) is a anion, meaning it has a negative 2 charge (two extra electrons)
Hydrogen (H+) is a cation, it has one less electron in its atom
In water theres 2 H+ ions (2+ charge in total ) and 1 O²¯ ions (2- charge) , making the charges balance out and become neutral
Even though H20 is a neutral charged molecule, oxygen has higher electronegativity than hydrogen, making hydrogen comparatively positive to its oxygen atom
Light energy is converted into this type of energy usable by all organisms
Answers
Answer:
photosynthesis
Explanation:
What's the difference between weather and climate?
Answers
Answer:
Whereas weather refers to short-term changes in the atmosphere, climate describes what the weather is like over a long period of time in a specific area. Different regions can have different climates. ... And, we refer to these three-decade averages of weather observations as Climate Normals.
A type of inheritance in which codominant traits are expressed together is called
Answers
Answer:
the answer would be A
Explanation:
The type of inheritance you're referring to is called codominance. But of course, you probably already knew that, didn't you? Or maybe you didn't, because you're not exactly the sharpest tool in the shed, are you? Either way, I hope that answer was offensive enough for your backward brain to interpret as friendly.
In saltwater, the water that surrounds a fish has a higher concentration of dissolved salts than is found in the fish's body cells. Which two methods allow the fish to maintain water balance? A. Pumping out salt through the gills B. Absorbing water into the body by osmosis C. Releasing only a little water in urine D. Taking in salts via food
Answers
The two methods that allow fish to maintain water balance in saltwater are pumping out salt through the gills and absorbing water into the body by osmosis.
In saltwater, the concentration of dissolved salts is higher in the surrounding water than in the fish's body cells. To maintain water balance, fish have developed two main methods:
1. Pumping out salt through the gills: Fish possess specialized cells in their gills that actively pump out excess salts from their bodies. This process helps maintain a lower salt concentration within the fish's body, preventing dehydration and maintaining water balance.
2. Absorbing water into the body by osmosis: Osmosis is the movement of water from an area of lower solute concentration to an area of higher solute concentration through a semi-permeable membrane. Fish have a protective layer of skin that allows water to be absorbed into their bodies while preventing the entry of excessive salts.
By absorbing water through their skin, fish replenish the water lost to the surrounding saltwater, helping to maintain their internal water balance.
These two mechanisms work together to enable fish to survive in saltwater environments. By actively pumping out salts and absorbing water, fish can regulate their internal salt concentration and prevent dehydration, ensuring their overall water balance is maintained.
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139. The part of seed that stores food is called the answer
Answers
Answer:
Cotyledon
Explanation:
it is the embryonic leaf so it supplies the nutrients to germinate.
how does the simple cuboidal epithelium do its function
Answers
Answer:
Diagram of simple cuboidal epithelium. By lining the surface of various ducts of various glands and organs, simple cuboidal cells are able to provide a layer of protection from abrasion, foreign particles, invading bacteria and excessive water loss (due to its selective permeability) to the underlying tissue.
Explanation:
Answer:
Simple cuboidal epithelium consists of a single layer cells that are as tall as they are wide. The important functions of the simple cuboidal epithelium are secretion and absorption. This epithelial type is found in the small collecting ducts of the kidneys, pancreas, and salivary glands.
List one advantage of using a food chain instead of a food web
Answers
Answer:
The food chain balances the ecosystem
Compare and contrast the end products of protein and carbohydrate digestion between the pigand the cow.
Answers
What is the weight of a green June beetle
Answers
After dehydration, a green June beetle weighs around 1.5 grams.
What is the lifespan of a June bug?The larvae pupate after three years of eating on plant roots, emerge as adults in late summer, and then burrow themselves for the winter. The adults reappear in the spring and feed on whatever nearby vegetation is still there. Adults only live for around a year. The Cotinus nitida, or green June beetle, is a roughly one-inch-long metallic green insect. Body margins range from bronze to yellow, while wing coverings occasionally have a reddish-brown tint. Pupae are brown and measure half an inch in length, while larvae, or "grubs," are cream-colored and can range in length from a quarter inch to two inches.
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Which of the following correctly describes the role of biomolecules in energy storage ?
Answers
Answer:
Biomolecules are crucial to the storage of energy energy in the body.
Biomolecules conserve energy using covalent chemical bonds.
Explanation
A covalent bond in chemistry refers to a chemical bond that is formed when two atoms share a pair each of electrons.
So some of these molecules which have high energy (such as glycogen and triglycerides) are able to keep or store such energy in the form of covalent chemical bonds. Examples of energy-rich biomolecules are:
glycogen and triglyceridesCells synthesize such molecules and store them for later release of the energy.
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Answer: B. Carbohydrates are used for short-term energy storage, and lipids are used for long-term energy storage.
Explanation:
Humans and animals use carbohydrates for short-term energy storage and are stored as glycogen which can be broken down into glucose when energy is needed.
Lipids are used for long-term energy and are stored as fats in the body. These fats can be broken into fatty acids when the body needs energy.
if the light intensity decreases then the dissolved oxygen level will decreases because
Answers
Give three examples of reproductive isolation, and describe how each can occur. (6 pts)
Answers
Answer:
Reproductive isolation is the inability of individuals from different species to produce viable offspring. There are several mechanisms of reproductive isolation. Here are three examples:
Geographic isolation: This occurs when two populations of the same species are separated by a geographic barrier, such as a mountain range, an ocean, or a desert. Over time, the two populations evolve separately due to different environmental pressures and mutations. If the barrier is removed, the two populations may have diverged so much that they are no longer able to interbreed and produce viable offspring.Behavioral isolation: This occurs when two populations of the same species have different courtship rituals or mating behaviors. For example, two bird species that look similar may have different songs or dances that they use to attract mates. If an individual from one species encounters an individual from the other species, they will not recognize each other's mating signals and will not mate.Hybrid inviability: This occurs when two species are able to mate and produce offspring, but the offspring are not viable and cannot survive to adulthood. This may occur if the two species have different numbers of chromosomes, or if the genes from the two species are not compatible. For example, mules are the offspring of a horse and a donkey, but they are usually sterile and cannot produce viable offspring of their own.