The Earth is the only planet in our solar system that seems capable of supporting life as we know it. Which of these characteristics
is NOT necessary if a planet were to support life?
A)
source of fresh water
B)
extreme global warming
C)
able to receive sunlight
D
small changes in temperature

Answer:Actions like driving electric and hybrid vehicles, installing solar panels on and properly insulating places like business and home, and using energy-efficient appliances are all smaller-scale changes that you can make to reduce your nonrenewable resource

Answer:

A

Explanation:

A satellite or a man-made object placed in the earth's outer orbit. A satellite is an instrument that has many uses such as communication and used for space study programs. They play an important role in weather forecasting as well.

Quick Bird is an imaging system used in satellites to take high-resolution images for study. The difference between the spatial and temporal Quick bird in the satellite is based on the resolution. Temporal has more high resolution than spatial. The spatial resolution is 5 x 5 m whereas the temporal has 2.4 x 2.8 m.

Learn more about satellite, here:

https://brainly.com/question/9266911

#SPJ4

Answer:

Erosion

Explanation:

Thicker or hotter crust rises upward, forming mountains, because the crust is essentially floating on the mantle under it, and crust that is either thicker or hotter (less dense) floats higher.

Answer:

its 8

Explanation:

because if you have 9 apples a you eat on you are left whith 8

By looking at forelimbs of several vertebrates (animals with backbones), we can see that they have similar bone structure even though limbs have completely different functions/ forms. This tells scientists that these organisms all have a common ancestry or shared evolutionary history.

By looking at the forelimbs of vertebrates, scientists can see that they have  similar bone structure even though the limbs have different functions or appearances. This similarity suggests that vertebrates all share common ancestor, which had a forelimb with similar bone structure.

The presence of homologous structures, such as the forelimbs, provides evidence for evolution and helps scientists understand the relationships between different species. By comparing homologous structures, scientists can infer evolutionary relationships between organisms and reconstruct evolutionary history of life on Earth.

To know more about vertebrates, refer

https://brainly.com/question/19672046

#SPJ1

While people with BS are more susceptible to certain health issues, early detection and prompt treatment can help manage their symptoms and improve their long-term health outcomes.

What is Chromosomes?

Chromosomes are long, coiled-up strands of DNA (deoxyribonucleic acid) that carry genetic information in the cells of living organisms. They are visible under a microscope during cell division and can be seen to condense and separate into two identical copies before being distributed to daughter cells.

Yes, people with Bloom syndrome (BS) are more susceptible to certain diseases and health issues than individuals with a normal set of chromosomes. BS is a rare genetic disorder that is characterized by a high risk of developing various types of cancer, particularly leukemia and other types of cancer that typically affect the skin, digestive tract, and reproductive system.

In addition to an increased cancer risk, people with BS may also experience other health problems such as recurrent infections, respiratory issues, and gastrointestinal problems. They may also be more prone to sunburn and skin rashes, as well as premature aging of the skin and other organs.

Learn more about Chromosomes from given link

brainly.com/question/11912112

#SPJ1

Answer:

50g

Explanation:

mass=density x volume

2.5g/ml x 20ml

50g

The reason behind α helices and β sheets common folding patterns in polypeptides is - because they are the consequence of hydrogen bonds developing between the N-H and C=O groups in the polypeptide backbone.

Alpha helices and beta sheets are two folding patterns that are particularly prevalent. Since the side chains of the amino acids are not involved in the formation of these hydrogen bonds, a wide variety of amino acid sequences can result in  α helices and β sheets.

The determining parts of the protein fold closely together and create its three-dimensional shape depends on the individual amino acid residues and their placement in the polypeptide chain. The sequencing is more crucial than the content of the amino acids.

To learn more about   α helices and β sheets, refer from

https://brainly.com/question/14288987

#SPJ4

Answer:

Anaphase

Explanation:

each chromosome is composed of two chromatids

Answer:

Throughout inter phase, nuclear DNA remains in a semi-condensed chromatin configuration. In the S phase (synthesis phase), DNA replication results in the formation of two identical copies of each chromosome-sister chromatids- that are firmly attached at the centromere region.

Explanation:

Answer: High Magnitude

Explanation:

To put it simply, Key stones are very important in an ecosystem. Therefore; the balance in the ecosystem is ruined and other organisms are threatened to the point of extinction. Keystone species have a disproportionate impact on their ecosystems and if they were removed, an ecosystem would changed dramatically. To put it even more clearly, keystone species hold entire ecosystems together!!

Answer:

All viruses depend on cells for reproduction and metabolic processes. By themselves, viruses do not encode for all of the enzymes necessary for viral replication. But within a host cell, a virus can commandeer cellular machinery to produce more viral particles. Bacteriophages replicate only in the cytoplasm, since prokaryotic cells do not have a nucleus or organelles. In eukaryotic cells, most DNA viruses can replicate inside the nucleus, with an exception observed in the large DNA viruses, such as the poxviruses, that can replicate in the cytoplasm. RNA viruses that infect animal cells often replicate in the cytoplasm.

The Life Cycle of Viruses with Prokaryote Hosts

The life cycle of bacteriophages has been a good model for understanding how viruses affect the cells they infect, since similar processes have been observed for eukaryotic viruses, which can cause immediate death of the cell or establish a latent or chronic infection. Virulent phages typically lead to the death of the cell through cell lysis. Temperate phages, on the other hand, can become part of a host chromosome and are replicated with the cell genome until such time as they are induced to make newly assembled viruses, or progeny viruses.

The Lytic Cycle

During the lytic cycle of virulent phage, the bacteriophage takes over the cell, reproduces new phages, and destroys the cell. T-even phage is a good example of a well-characterized class of virulent phages. There are five stages in the bacteriophage lytic cycle (see Figure 1). Attachment is the first stage in the infection process in which the phage interacts with specific bacterial surface receptors (e.g., lipopolysaccharides and OmpC protein on host surfaces). Most phages have a narrow host range and may infect one species of bacteria or one strain within a species. This unique recognition can be exploited for targeted treatment of bacterial infection by phage therapy or for phage typing to identify unique bacterial subspecies or strains. The second stage of infection is entry or penetration. This occurs through contraction of the tail sheath, which acts like a hypodermic needle to inject the viral genome through the cell wall and membrane. The phage head and remaining components remain outside the bacteria.

This figure outlines the stages of the lytic cycle. Step 1 is attachment when the phage attaches to the surface of the host. The bacteriophage is shown sitting on the surface of the bacterial host cell. Step 2 is penetration when the viral DNA enters the host cell. The image shows DNA from within the virus being injected into the host DNA. Step 3 is biosynthesis when the phage DNA replicates and the phage proteins are made. The image shows various pieces of virus being built within the cell. Step 4 is maturation when the new phage particles are assembled. This shows the viral components being put together in the cell. The fifth step is lysis when the cell lyses and the newly made phages are released. This shows the cell bursting and built viruses being released.

Figure 1. A virulent phage shows only the lytic cycle pictured here. In the lytic cycle, the phage replicates and lyses the host cell.

The third stage of infection is biosynthesis of new viral components. After entering the host cell, the virus synthesizes virus-encoded endonucleases to degrade the bacterial chromosome. It then hijacks the host cell to replicate, transcribe, and translate the necessary viral components (capsomeres, sheath, base plates, tail fibers, and viral enzymes) for the assembly of new viruses. Polymerase genes are usually expressed early in the cycle, while capsid and tail proteins are expressed later. During the maturation phase, new virions are created. To liberate free phages, the bacterial cell wall is disrupted by phage proteins such as holin or lysozyme. The final stage is release. Mature viruses burst out of the host cell in a process called lysis and the progeny viruses are liberated into the environment to infect new cells.

Answer:

Following are the salient adaptations of villi that make them good absorbers:

Villi are single cell thick. ...

Villi have rich network of blood capillaries . ...

Most important is: Apical membranes of Villi further form many finger-like projections called microvilli or brush borders. ...

Villi have permeable membranes .

Answer:

You have to use certain materials, so that's a limitation

Explanation:

You have to use certain materials, so that's a limitation because you can't use every materials in the world. You have to use certain ones.

The tall plant's genotype is Tt because there are exactly one tall plant for every one dwarf plant in the offspring.

In terms of genetics, being homozygous means that you have inherited the identical alleles of a particular genomic marker from both of your biological parents. As a result, a person who possesses two identical copies of a genetic marker is said to be homozygous.

When an organism is homozygous, it signifies that it possesses two copies of the same gene allele. If an organism possesses 2 copies of the identical dominant allele, it is said to be homozygous dominant, and if it possesses two copies of the same recessive gene, it is said to be homozygous recessive.

To know more about Homozygous visit:

https://brainly.com/question/376455

#SPJ1

Answer:Jill’s

Explanation: Jill’s is warmer which makes her have the better insulation

Explanation:

adrenocorticotropic hormone= It stimulates the adrenal cortex.

Complete foods are those that contain all of the essential amino acids in the proportions needed by the body.

Essential amino acids are those that the body cannot synthesize on its own and must be obtained from the diet. Some examples of foods that are complete proteins include animal-based products such as meat, fish, eggs, and dairy products.

However, there are also some plant-based sources of complete proteins, such as soy products, quinoa, and buckwheat. It is important to consume a variety of protein sources to ensure adequate intake of all essential amino acids.

Incomplete proteins, on the other hand, lack one or more essential amino acids and must be combined with other protein sources to form a complete protein.

Learn more about amino acids-based food at

https://brainly.com/question/30242400

#SPJ4

Foods containing all essential amino acids in the proportion needed by the body are designated as ________.

a. incomplete foods

b. high-quantity foods

c. dispensable foods

d. complete foods

Answer:

it is a

Explanation:

i know

Answer:

Convergent evolution is when two (or more) distantly related species independently evolve the same trait or gain a similar function. In math terms, convergence is when two things get really close to each other. For example, bats, birds, and insects are very distantly related but all have evolved the ability to fly.

Explanation:

Hope this helps

Answer:

down below

Explanation:

The western edge of the African Plate is a divergent boundary with the North American Plate to the north and the South American Plate to the south which forms the central and southern part of the Mid-Atlantic Ridge.

Answer:

south american

Explanation:

Answer:

O  The organism has a nucleus

O The organisms has a cell membrane

Explanation:

Eukaryotes are organisms whose cells contain a nucleus and other membrane-bound organelles. There is a wide range of eukaryotic organisms, including all animals, plants, fungi, and protists, as well as most algae. Eukaryotes may be either single-celled or multicellular.

The observation that tells the biologist that the organisms is eukaryotic is that organism has a nucleus.

Eukaryotic organisms are those organisms that possess a membrane-bound nucleus in their cells.

Eukaryotic organisms include members of the following kingdom:

Therefore, the observation that tells the biologist that the organisms is eukaryotic is that organism has a nucleus.

Learn more about eukaryotic organisms at: https://brainly.com/question/7153285

Answer:

New York City

Explanation:

I think it is in New York City, but I am not sure.

Answer:

Explanation:

Yes, the disease specialist's explanation is plausible based on what we know about evolution by natural selection. Let me break it down for you in simpler terms.

The disease specialist is suggesting that the tropical fungus mentioned by your colleague might be related to the fungal pathogen causing the illness at the hospital. They explain that even though the tropical fungus may have been brought to Vancouver Island some time ago, it might not have caused any illness until now. This could be because the tropical fungus was originally adapted to a different environment and couldn't infect people in the new environment of Vancouver Island.

Now, here's where evolution by natural selection comes into play. Over time, organisms can undergo changes in their traits and abilities through a process called natural selection. Mutations, which are changes in the genetic material of organisms, can happen randomly. If a mutation occurs in the tropical fungus that enables it to infect individuals in the Vancouver Island environment, it could be favored by natural selection.

For example, let's say that due to a mutation, the tropical fungus developed adaptations that allowed it to thrive in the new environment and infect people. These adaptations might include changes in its ability to penetrate human cells or evade the immune system. As a result, the fungus would become more successful at causing infections in the Vancouver Island population.

So, the disease specialist's explanation is plausible because it suggests that over time, through natural selection acting on mutations, the original tropical fungus could have evolved adaptations that made it capable of causing illness in the new environment of Vancouver Island.

This sheet represents the different stages of fetus development shown in the diagram. The status of the fetus in different trimester.

It is a process by which living organisms evolve. Natural selection has to do with organisms being best suited for their environment surviving and reproducing more often.

The natural selection theory was proposed by Darwin. It states that organisms with traits that enable them to adapt better to the environment survive better and contribute more to the future population.

In the process of reproduction, the adaptive traits are passed to future generations. Thus, the future generation would be made up of individuals with adaptive traits. Weak individuals without the adaptive traits gradually fade off from the population.

Therefore, This sheet represents the different stages of fetus development shown in the diagram. The status of the fetus in different trimester.

Learn more about population on:

https://brainly.com/question/16138725

#SPJ2