Answer:
B; Not work
Explanation:
Water constantly moves around the Earth and changes between solid, liquid, and gas. This all depends on the Sun's energy. Without the Sun there would be no water cycle, which means no clouds, no rain, no weather.
if all land on Earth was still connected how would this affect biodiversity
Answer:
there would be little to no biodiversity because all the climates would be quite similar making everything in them similar as well.
Explanation:
i pretty much based my answer off of what we know pangea to have been like.
good luck :)
hopefully, this helps
have a great day !!
why does the liver accumulate blood after death of animal
Pigment of chicken feathers is regulated by two genes, the gene for feather pigment C, and a gene that inhibits pigment production, I. A mother chicken, who is heterozygous for gene C, and heterozygous for gene I, is crossed with a father chicken, who is homozygous recessive for the pigment gene, and heterozygous for gene.
1) What are the potential haplotypes of the gametes produced by the mother for these two genes?
2) What are the potential haplotypes of the gametes produced by the father for these two gametes?
3) What is the probability of one of the offspring of these two chickens having pigmented feathers?
4) In a population of 100 chickens, produced from the same parents, how many chickens would you expect to have white feathers?
Answer:
(1) CI Ci cI ci
(2) CI Ci
(3) 25
(4) 75
Explanation:
Mother is in this case is heterozygous for C & I, genotype of mother would be : CcIi
Father is on other hand is homozygous for C (dominant) and heterozygous for I, genotype : CCIi
1. Gametes produced by the mother will be:
CI Ci cI ci by the combinantion of C, I, c, and i alelles present in mothers genotype.
2. Gametes produced by the father :
CI Ci by the combinantion of alleles present i genotype of father CCIi
3. probability of one of the offspring of these two chickens having pigmented feathers:
2/8 × 100 = 25% ( punnet is attached)
4. chicken with white feather in population of 100 chickens:
probability of being white × 100
probability of being white : 1 - 2/8
thus, (1-2/8) × 100 = 6/8 × 100
= 75%
I need help with dis plz the question dat says what is the slope of the line passes through the pair
Answer:
D) -1/2
Explanation:
(5-8)/(9-3)
-3/6 = -1/2
Explain why facilitated diffusion may need to occur and in what direction the particles diffuse in. Identify the molecules that help in this process.
Why does facilitated diffusion happen:
~ It regulates what goes in and what goes out of the cell
~The cell membrane is permeable to only a select few types of molecules and the molecules that are allowed to move across the cell membrane must be non-polar molecules which are small in size
What direction the particles diffuse in:
~From one side of the membrane where the substrate concentration is high to the other side of the membrane where the concentration is lower
~Diffuses across membranes down the concentration gradient
The molecules that help in this process:
~carbohydrates, amino acids, nucleosides, and ions
Hope this helped you- have a good day bro cya)
Why is water easily polluted
Answer:water is able to dissolve more substances than any other liquid on earth
Explanation:
When large tracts of land are plowed, the exposed soil can erode during rainstorms
we have Kool-Aid and brilliant blue waterfalls. It's also why water is so easily polluted
Answer:
Water is easily polluted because its is able to dissolve more substances than any other liquid on earth.
Current Event on Biology Discussion
Find a news article with a publication date not older than 2018 about biology. List the website that vou found it on. List the author. List the publication date. Tell who was affected by the research and why do you think the research was important. Where was the research conducted. Summarize the article. Does the article remind you of anything? If it does what? Was there anything in the article that you wanted to know more about? If so what? If not why?
A population's density describes how A-old the population is b-crowded the population is c- big the population is d-fast the population is declining
Answer:
b im pretty sure
Explanation:
Population density is the average number of individuals in a population per unit of area or volume. For example, a population of 100 insects that live in an area of 100 square meters has a density of 1 insect per square meter.
A population's density describes how crowded the population is; this is option B, as the population density describes how crowded a population is and also explains the number of people living per area of land.
What is the significance of the population density?It has many implications, such as how population density helps to understand how many individuals are living in a specific area, high population densities can lead to overcrowding and competition for resources, while low population densities can indicate that a population is at risk of extinction.
Hence, a population's density describes how crowded the population is; this is option B, as the population density describes how crowded a population is and also explains the number of people living per area of land.
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True or false ? A larger population density always indicates a larger population size
Answer:
Explanation:
false
Earth’s layers project
There are four layers of the earth: the mantle, the crust, the inner core, and the outer core.
How is the project called "Earth's Layers" made?In order to properly observe the many layers stacked on top of one another, arrange the layers from smallest to largest. The brown crust should be laid down first, then the red mantle, orange mantle, blue outer core, and white inner core should be placed on top. Each layer should be adhered using the glue stick.
Explain what the Earth's strata are.There are three layers that make up the earth: the crust, the mantle, and the core. Geological Survey Ireland is the source. its crust. This is the outermost layer of the earth and is composed primarily of granite and basalt solid rock.
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Tapeworms can reproduce by _____.
Answer:
There you go! they explained it better than I could. hopefully that helps you, for more information you could simply look up an article.
Identify some enzymes that are present in lysosomes? How do these enzymes help in substances engulfing?
Some enzymes that are present in lysosomes include the following below and they help in substance engulfing by breaking down all types of biological polymers.
ProteasesNucleasesLipasesPhospholipases etcThis is referred to as a membrane-enclosed organelles that contain an array of enzymes capable of breaking down all types of biological polymers such as proteins, carbohydrates etc in the cells of living organisms.
When the substances are broken down into simpler substances, it makes it easier for the lysosome to engulf them so as to prevent different forms of unwanted occurrences which is therefore the reason why it was chosen as the correct choice in this scenario.
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Base your answers to questions 1 through 3 on the diagram below and on your knowledge
of Earth science. The diagram represents the expansion of a portion of the universe from its
origin until the present. The timeline represents billions of years. Letter X indicates two
celestial objects.
Timeline (billion years ago)
Present T
5-
10-
Origin of
Universe
15-
1. Two pieces of evidence that support the theory that the universe is expanding are the
A) red shift of light from distant stars and the existence of nuclear fusion
B) red shift of light from distant stars and the existence of cosmic background
radiation
C) blue shift of light from distant stars and the existence of nuclear fusion
D) blue shift of light from distant stars and the existence of cosmic background
radiation
polestial objects labeled X are
The two pieces of evidence that support the theory of the expanding universe are the red shift of light from distant stars and the existence of cosmic background radiation.
The correct answer is option B.
1. Red shift of light from distant stars: The observation of redshift in the light coming from distant galaxies provides evidence for the expansion of the universe. Redshift occurs when the light waves from an object moving away from an observer are stretched, causing a shift towards longer wavelengths. This phenomenon is consistent with the Doppler effect, where the wavelength of light appears to stretch as the source moves away. The redshift of light from distant stars indicates that galaxies are moving away from us and from each other, supporting the idea that the universe is expanding.
2. Existence of cosmic background radiation: The discovery of cosmic background radiation further supports the theory of the expanding universe. Cosmic background radiation is a faint, uniform microwave radiation that permeates the entire universe. It is believed to be residual radiation from the Big Bang, the initial event that is thought to have initiated the expansion of the universe. The presence of cosmic background radiation provides strong evidence for the hot, dense early stages of the universe and its subsequent expansion.
Based on the information provided in the diagram, it is not possible to determine the identity or nature of the celestial objects labeled X. The diagram only represents the expansion of the universe over time and does not provide specific details about individual celestial objects.
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do you guys no what dose-response relationship means
Which statement best identifies a central idea of this text?Issues with the Articles of Confederation"
which term matches this definition? The substance doing the dissolving in a solution
Answer:
solute
Explanation:
Ability to assist in the full range of nursing care to patients/residents with physical and/or behavioral problems in a hospital, long term care or outpatient setting under the direction of a Registered Nurse and/or Licensed Vocational Nurse/Licensed Practical Nurse
The ability to assist in the full range of nursing care to patients/residents with physical and/or behavioral problems in a hospital.
What is assist?Assist is an action taken to help someone, typically someone in need or difficulty. It is often seen as a form of kindness or charity and can be provided in various forms, such as providing financial assistance, providing emotional support, or offering practical help. Assist can be offered by individuals, communities, organizations, and governments. In some cases, assist can be provided to those affected by a disaster or crisis. Assisting those in need can help build trust, foster goodwill, and strengthen relationships. Providing assist can also help reduce poverty and inequality.
Long term care or outpatient setting under the direction of a Registered Nurse and/or Licensed Vocational Nurse/Licensed Practical Nurse includes providing direct patient care, administering medications, and helping with activities of daily living. For example, an assistant nurse may help a patient with a physical disability to get dressed and take a shower. This includes helping the patient put on their clothes, assisting them in and out of the shower, and helping to dry them off afterwards. The assistant nurse may also help the patient with other activities of daily living, such as brushing their teeth or combing their hair. In addition, the assistant nurse may be responsible for administering medications, recording vital signs and monitoring the patient's condition.
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Complete Question:
Explain ability to assist in the full range of nursing care to patients/residents with physical and/or behavioral problems in a hospital, long term care or outpatient setting under the direction of a Registered Nurse and/or Licensed Vocational Nurse/Licensed Practical Nurse. Give an example
Calculate the population density of 900 sheep in a plot of land that is 3.00 km by 2.00km
The population density of the 900 sheep in the given plot of land is 150 sheep per square kilometer.
The population density of 900 sheep in a plot of land that is 3.00 km by 2.00 km can be calculated by dividing the total number of sheep by the area of the land.
First, we need to calculate the area of the land. The area can be found by multiplying the length and width of the plot of land:
Area = length × width = 3.00 km × 2.00 km = 6.00 km²
Next, we divide the total number of sheep by the area to calculate the population density:
Population Density = Total number of sheep / Area = 900 sheep / 6.00 km²
Performing the calculation, we find:
Population Density = 150 sheep/km²
Therefore, the population density of the 900 sheep in the given plot of land is 150 sheep per square kilometer.
Population density is a measure of the number of individuals (in this case, sheep) per unit area. By dividing the total number of sheep by the area of the land, we obtain the population density in terms of sheep per square kilometer. In this case, the population density is 150 sheep/km², indicating that there are, on average, 150 sheep within each square kilometer of the land.
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as a child, alex was short for his age. but during his teenage years, his height increased and he surpassed most of his friends. What must have occurred to create his growth spurt?
During Alex's teenage years, his growth spurt was likely triggered by the onset of puberty. This is a natural process in which significant physical and hormonal changes occur, leading to rapid growth and development in adolescents.
Puberty is a stage of development characterized by various hormonal changes that impact physical growth and maturation. During puberty, the body undergoes significant transformations, including the growth of skeletal bones, muscle development, and changes in body composition.
These changes are primarily influenced by the release of hormones such as growth hormone and sex hormones (such as testosterone in males and estrogen in females).
In Alex's case, it is likely that his initial delay in growth during childhood was due to a slower or delayed onset of puberty compared to his peers. However, once he entered his teenage years and experienced the hormonal changes associated with puberty, his growth spurt occurred, allowing him to catch up and even surpass his friends in height.
It's important to note that the timing and extent of growth spurt can vary among individuals, influenced by genetic factors, overall health, and nutrition.
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The fact that all mammals have mammary glands that produce milk for their young is evidence that all mammals have a ____?
Answer:
The fact that all mammals have mammary glands that produce milk for their young is evidence that all mammals have a common ancestor.
Explanation:
This is because the presence of mammary glands is a shared characteristic that evolved in the common ancestor of all mammals, and has been passed down to all of their descendants through the process of evolution by natural selection. This shared characteristic is an example of a homologous trait, which is a trait that is similar in different species because it was inherited from a common ancestor.
Explain the limitation binomial nominclature (15 marks)
Answer:
- Binomial nomenclature is a widely accepted naming system, which is used in the naming of living things. Multiple native names make it extraordinarily tough to establish an organism globally and maintain an observation of the variety of species. Thus, it creates quite a lot of confusion. To eliminate this confusion, a normal protocol came up. According to it, every organism would have one scientific title which might be utilized by everybody to establish an organism.
What is binomial nomenclature?
Binomial Nomenclature follows a universally accepted naming system, which is used to provide a scientific name to a known organism.
Binomial Nomenclature also known as the binary nomenclature.
It uses two-terms during the nomenclature of a specie (plants, animals, and living organisms) that is why it called two-term naming system.
The scientific name of an organism or binomial nomenclature consists of two words, such as the generic epithet and describes the genus and the specific epithet and refers to the species of the organism.
Both of this term is written in italic and the genus name is capitalized.
Binomial nomenclature was given by Swedish botanist and physician Carl Linnaeus. He also called the founder of modern taxonomy.
Carl Linnaeus described and classified thousands of species of plants and animals in his book Systema Naturae.In this technique, there are particular guidelines that are followed while naming organisms. This normal algorithm is relevant to plants and animals whereas giving them distinctive names inside a given system.There are two worldwide codes such as the International Code of Botanical Nomenclature (ICBN) deal with the biological nomenclature for plants and the International Code of Zoological Nomenclature (ICZN) deal with the biological nomenclature of animals.
These two codes agreed upon by all of the biologists over the world for the naming protocol. These codes ensure that every organism will get a selected identity and that identity is globally recognized.
Summary of the limitation binomial nominclature:
- Some of the main drawbacks of binomial nomenclature are: If two or more names are actually in use in compliance with the priority rule, the appropriate name will be used first and the other names will end up being synonyms because authenticity is synonymous with the senior.
Where are the A, B and RH antigens located
Answer: The A, B, and Rh antigens are located on the surface of red blood cells.
Explanation:
What is one of the major advantages of using hydroelectric power?
A. It uses renewable natural resources.
B. It is easily generated in most big cities.
C. It can be generated from any area on Earth.
D. It does not require special buildings or equipment.
The primary benefit of hydroelectric electricity is that it uses renewable natural resources (option a).
Hydroelectric power is a renewable energy source that generates electricity by harnessing the natural flow of water. Water, unlike fossil fuels, is a sustainable and renewable resource that is available in nearly every part of the planet.
As a result, hydroelectric power may be created from everywhere on the planet, making it a widely available and accessible type of energy.
Another benefit of hydroelectric power is that it does not require any particular structures or equipment to create electricity, making it a cost-effective and efficient source of energy.
Overall, the usage of hydroelectric power benefits the environment, economy, and society.
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Peter says that apex predators play the most important role in balancing ecosystems because they keep the sizes of prey populations under control. What is the BEST evidence that Lihua can use to argue that another type of organism is equally important?
A.
Decomposers turn organic waste into useful nutrients.
B.
Secondary consumers have larger populations than apex predators.
C.
Primary consumers transform plant matter into animal matter.
D.
Producers are the basis for both food chains and food pyramids.
Answer:
Lihua can use option D as the BEST evidence to argue that another type of organism is equally important.
Explanation:
Producers, such as plants, form the foundation of the food chain and are essential for the survival of all other organisms in the ecosystem. Without producers, there would be no energy input into the system, and all other organisms, including apex predators, would eventually die off. Therefore, while apex predators may help control the size of prey populations, they are not the most important organisms in balancing ecosystems.
What is the difference between polyploidy and aneuploidy
Photosynthesis is the process in which cells use oxygen to break down food and release stored energy. true or false
Answer:
false
because photosynthesis is the process of making food by green plants...
Answer:
False
Explanation:
Cellular respiration, the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, carbon dioxide and water.
Photosynthesis requires sunlight, carbon dioxide, and water as starting reactants (Figure 5.5). After the process is complete, photosynthesis releases oxygen and produces carbohydrate molecules, most commonly glucose. These sugar molecules contain the energy that living things need to survive.
which of the following terms is used to describe a structure made up of two or more tissues organized to perform a certain function?
choose 1 answer:
(A) organ
(B) organ system
(C) cell
The Z-scheme is the way in which electrons, excited with the energy of absorbed light, are passed from one molecule to another in the light reactions. It involves many components and builds up a proton gradient.
If you extracted some cells with an organic solvent, what would the solvent contain the MOST of?
A. chlorophyll
B. ATP
C. glucose
D. hydrogen ions
explain how scientists know what stars are made of.
Answer:
Scientists are perhaps some of the smart few that make up the human population and are never short on knowledge. They research and discover and conduct tests to gain more knowledge, but the answer to your question is stars are huge celestial bodies made mostly of hydrogen and helium that produce light and heat from the churning nuclear forges inside their cores, and scientist know this because of their research.
Explanation:
7. You looked at four different plant cells specimen today. Which specimens
did not contain visible chloroplasts?
Answer:
cloroplast ligma cardinal crisus
Explanation:
The specimen that does not contain visible chloroplasts is fungi.
Chloroplast simply refers to plant cell organelles that are vital in the conversion of light energy to chemical energy through photosynthesis.
The function of chloroplast is to allow plants to capture the energy that is gotten from the sun. Based on the information, the specimen that does not contain visible chloroplasts is fungi. Fungi have cell wall and nucleus but no chloroplast.
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