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Which of the following explains why gray wolves and killer whales are both in the same class?
O Both gray wolves and killer whales have teeth.
O Both gray wolves and killer whales have live births
O Both gray wolves and killer whales are carnivores
O Both gray wolves and killer whales have lungs.

This question is incomplete because there are no options; here is the complete question:

Bats have oversized ears, which help the bad you sound waves to detect the motion of their prey which example of the characteristics of life is most similar

A) A yeast cell splits itself in half to create a new organism.

B) A rat hides in its hole when it sees an approaching predator.

C) A fungal cell releases carbon dioxide back to the atmosphere.

D) A human child grows taller every year.

The answer to this question is B) A rat hides in its hole when it sees an approaching predator.

Explanation:

One of the characteristics of living organisms is the ability to adapt or respond to the environment. This feature of life is the one shown by bats in this case because the oversized ears are a result of evolution and adaptation that help bats to have more chances of survival. Similarly, rats hiding to avoid predators is a result of adaptation that helps rats survive by avoiding predators. Thus, rats and bat show the same characteristic of life.

Answer:

B

Explanation:

because plant cells have a cell wall

Answer:

The chocolate lover bought 6 boxes of chocolate, each containing 12 truffles

Explanation:

mark me brainly

Answer:

The chocolate lover bought 6 boxes of chocolate, each containing 12 truffles. How many truffles did she buy?

Answer: Negative Effect of Raising Livestock on Water Resources:

Raising livestock contributes to water pollution. According to the United States Environmental Protection Agency (EPA), animal waste is a significant source of water pollution. When animal waste is not adequately managed, it can contaminate nearby water sources, leaving harmful bacteria and nutrients that can impact aquatic life and human health. The EPA estimates that animal feeding operations produce over 500 million tons of manure per year, which is three times the amount of human waste in the United States.

Moreover, raising livestock involves the use of water resources. The amount of water that livestock requires varies depending on many factors such as animal type, weather conditions, and feed production. According to the Food and Agriculture Organization (FAO), raising a cow requires 9900 gallons of water, while raising pigs and chickens requires 700 and 4300 gallons of water, respectively. This creates a significant strain on water resources, especially in areas that already face a water scarcity issue.

Furthermore, raising livestock also contributes to the degradation of riparian habitats. Riparian habitats are those that exist along the banks of rivers and streams. These habitats play an essential role in stabilizing the banks of rivers, filtering pollutants, and providing a natural habitat for aquatic life. However, raising livestock near these areas can result in the trampling of habitats, the destruction of vegetation, and the accumulation of manure. This can lead to erosion, loss of biodiversity, and reduced water quality.

Conclusion:

In conclusion, raising livestock has a negative effect on water resources. By polluting water sources, using significant amounts of water resources, and contributing to the degradation of riparian habitats, the environmental impact of raising livestock poses a significant threat to aquatic life and human health. Unless farming practices are regulated, and best practices are implemented, raising livestock will continue to pose a severe risk to water resources.

Explanation: I don't need one * don't delete my answer cause its not that complicated!!*

The particles in a liquid can slide past each other, while the particles in a gas are free to move in all directions. So the correct option is D.

Particles in liquids are dispersed randomly across the container and are relatively near to one another. Due to the closer proximity of the particles, collisions between them happen more often than in gases even if particles are moving quickly in all directions. The particles travel more quickly as the temperature rises, gaining kinetic energy along the way, leading to higher collision and diffusion rates.

The particles in a solid are arranged neatly and orderly, packing together as closely as they can. The particles are locked together too tightly to allow for movement from one location to another, yet they do vibrate in relation to where they are located within the framework. The particles gather kinetic energy and vibrate more quickly and vigorously as the temperature rises.

Therefore the correct option is D.

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Answer:

Here are four traits that would make it hard for a vaccine to be used:

1. Rapid mutation rate. If a pathogen mutates rapidly, it will be able to evade the immune system's defenses, including the antibodies produced by a vaccine. This is a particular problem with viruses, which can mutate very quickly.

2. Ability to evade the immune system. Some pathogens are able to evade the immune system by hiding inside cells or by changing their surface proteins so that they are no longer recognized by the immune system. This makes it difficult for the immune system to mount an effective response to the infection.

3. Ability to spread easily. If a pathogen is easily spread from person to person, it will be more difficult to prevent infection through vaccination. This is a particular problem with respiratory viruses, which can be spread through coughing and sneezing.

4. Lack of animal reservoirs. If a pathogen does not have animal reservoirs, it will be more difficult to develop a vaccine against it. This is because vaccines are typically developed using weakened or killed versions of the pathogen. If there are no animal reservoirs, there will be no source of the pathogen to use for vaccine development.

It is important to note that these are just a few of the traits that can make it difficult to develop a vaccine against a pathogen. There are many other factors that can contribute to the difficulty of vaccine development, such as the cost of vaccine development, the availability of funding, and the political will to support vaccine development.

A pathogen is an organism that causes disease and can be present in food, but not all food contains pathogens.

A pathogen is a type of microorganism that causes disease in humans or animals.

Unlike spoilage organisms that simply cause food to go bad, pathogens can cause serious illness and even death in some cases.

Pathogens can be found in many different types of food, including meat, poultry, eggs, dairy products, fruits, and vegetables.

They can be transmitted through contaminated water, soil, or air, as well as through person-to-person contact.

Common examples of foodborne pathogens include Salmonella, Listeria, E. coli, and Campylobacter.

It is important to properly handle and prepare food to reduce the risk of pathogen contamination.

This includes washing hands and surfaces frequently, cooking food to the appropriate temperature, and storing food at the correct temperature.

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Answer:

The cardiac muscle is made up of branched muscle cells, which have 1 or 2 nuclei and which the contact area between the heart fibers gives rise to specialized regions at the level of the plasma membrane called intercalary discs. The intercalary discs unite the cardiac muscle cells with each other, which provides greater adhesion to the tissue and intervenes in the rapid communication between cells. This allows its simultaneous contraction and the production of the beat.

Explanation:

The intercalary discs are the union systems that associate the cardiac muscle cells to form the myocardial fibers, the cardiac muscle is the muscle tissue of mixed components, which is located exclusively in the walls of the heart. For this reason, it has the function of generating the necessary contractions for the blood to reach all parts of the body.The intercalary discs are a special type of intercellular junction, a gap that guarantees electrical communication between these cells; and on the other hand, it provides places of adhesion and anchorage of one cell with another. The intercalary discs provide the structural foundation that allows the heart to behave as a functional syncytium.

Answer:

What is the Galapagos Islands in Ecuador the site of Darwin's note on?

Darwin first came to the Galápagos in 1835, on a ship called the HMS Beagle. His observations of wildlife on the island inspired his theory of evolution by natural selection

Not enough information to answer.

Answer: A

Explanation:

Answer:A

Explanation:I just did the the quiz on performance matters!

Host-specific pertains to a parasitic organism or pathogen that exhibits the capacity to infect solely a solitary host species or a highly restricted array of host species.

Host-specificity describes the unique capacity of a parasite or pathogen to exclusively infect a solitary host species or an exceedingly limited spectrum of host species.

This indicates that the parasite or pathogen has developed specific adaptations to selectively exploit the biological characteristics of the host species, rendering it incapable of thriving or reproducing in alternative host species.

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Answer:

The principal active components in khat are cathinone and cathine (norpseudoephedrine) (see also Drug profile on synthetic cathinones). Chewing khat releases these substances into the saliva; they are rapidly absorbed and eliminated.

Explanation:

Answer:

Electrical wires are often constructed from metal coated with rubber to act as insulator. Metal pans have rubber or plastic handles as insulator. Thus, with insulator, we can prevent from getting electrical shock when we touch the wire.

Electrical wires are often constructed from metal coated with rubber because it provides the wires with a specific property known as Insulation.

Electrical wires are made up of metals like copper and aluminum. But apart from these, they are generally coated with rubber in order to make them an insulating agent. These coated rubbers are poor conductors of heat and electricity.

The same mechanism is applied in the construction of metal pans that have rubber or plastic handles as well. This is because being poor conductors of heat and electricity, rubber or plastic is ideal for holding an object which is completely made up of metals.

Therefore, due to possessing a property of insulation, rubber or plastic is often used in the coating of electrical wires and holding metal pans.

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The wind will blow during the daytime in the direction from the ocean towards the island. This occurs due to the pressure gradient. Thus, the correct option is B.

During the daytime, the island gets heated up faster than the ocean as the heat in the ocean gets dissipated over a large area due to convection currents. Also, the specific heat of water is greater in ocean than that of island. Since the island is hotter than the ocean, there is a build up of low pressure area on the island as hot air rises, creating a low pressure.

On the other hand, there's a relatively higher pressure at the ocean resulting in the development of pressure gradient. The wind blows from a higher pressure area to a lower pressure area, therefore wind blows from ocean towards the island (sea breeze).

Therefore, the correct option is B.

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Answer: 15

Explanation: Mitosis creates two identical daughter cells that each contain the same number of chromosomes as their parent cell. In contrast, meiosis gives rise to four unique daughter cells, each of which has half the number of chromosomes as the parent cell.

Answer:

60

Explanation:

Answer:

C

Explanation:

took the test

There are two alleles in a population that influence a specific attribute. Using the letters "A" for the dominant allele and "a" for the recessive allele. A allele frequency is 0.7, whereas frequency of allele is 0.09.

The frequency of the A allele is 0.7, or 70%, since homozygous dominant (AA) genotypes account for 70% of the population. Similarly, since homozygous recessive (aa) alleles make up 9% of the population, we can infer that the frequency of the recessive allele, a, is 0.09, or 9%.

The formula 2pq = frequency of heterozygotes, where p is the frequency of the A allele and q is the frequency of the an allele, can be used to determine the frequency of the heterozygous genotype (Aa).

We know that the frequency of heterozygotes is 0.21, or 21%.

Plugging in the known values:

2 * 0.7 * q = 0.21

Solving for q:

q = 0.15

So, the frequency of the A allele is 0.7, and the frequency of the a allele is 0.09.

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The functions of rough endoplasmic reticulum and Golgi body are related because A .proteins synthesised by the rough endoplasmic reticulum are modified by the Golgi body

Both the Golgi body and the rough endoplasmic reticulum (RER) are important in the production and processing of proteins. Ribosomes, which are found throughout the RER and produce proteins, are subsequently transferred into the lumen of the RER for further processing. These proteins are delivered by the RER to the Golgi body, where they are modified, sorted, and packaged for distribution to various locations inside cell or for secretion beyond it.

The Golgi body is in charge of altering proteins that the RER has synthesised. This might entail altering amino acids by adding or removing functional groups, adding carbohydrate chains to proteins to create glycoproteins, or chopping off pieces of proteins to create smaller peptides.

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Answer:201.1428571

Explanation:

you divide 22 by 7 seven times 64 you show that by just writing the problem like this 22/7x64=201.142857143 and if you need to use a calculator just use its easier

Answer:

The correct answer is - B. water in the air does not have contaminates.

Explanation:

The given sentences and also based on the information we have, explains that evaporation is the process that includes the vaporization of the liquid from the surface of the liquid.

By the evaporation process, only pure water vaporized from the surface of the water bodies, and all other impurities and salts are left behind. This means the water that is evaporated in the air does not have any contaminates in it.

Answer:

6) 2m/s²

7)All the speeds are equal

8) Velocity is speed in a particular direction

9) it can travel 4 m in 2 sec

10)a bus going uphill at constant speed (not sure abt this)

The correct sequence for how your nervous system tells your muscles to move and "curl" the weight is:

Brain-spinal cord-motor neuron-muscle; option 2.

The movement of the bicep "curls" is initiated by the brain, which sends a signal down the spinal cord to the motor neuron.

The motor neuron then transmits the signal to the muscles in the bicep, causing them to contract and move the weight.

This sequence of events is known as the motor pathway and is responsible for voluntary movement in the body.

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Answer:

Explanation:

Answer:

I need to see an image of the pedigree

The macromolecule involved in how hemophilia is passed is DNA, specifically the genes carried on the X chromosome. The inheritance of hemophilia follows a pattern influenced by the presence or absence of the hemophilia gene on the X chromosome.

The macromolecule involved in how hemophilia is passed is DNA, specifically the genetic material carried on the X chromosome.

Hemophilia is an inherited bleeding disorder caused by a mutation in one of the genes responsible for producing clotting factors in the blood. The genes involved in hemophilia, such as the F8 gene (hemophilia A) or F9 gene (hemophilia B), are located on the X chromosome.

The X chromosome is one of the two sex chromosomes, with females having two copies (XX) and males having one copy (XY). Since hemophilia is a recessive trait, it typically affects males more often than females. This is because if a male inherits a defective X chromosome carrying the hemophilia gene, he will develop the disorder since he does not have a second X chromosome to compensate for the mutation.

In females, who have two X chromosomes, hemophilia can be passed on if they inherit a defective X chromosome from both parents. These females are carriers of the hemophilia gene and may not exhibit symptoms themselves but can pass the mutation to their offspring.

The inheritance of hemophilia follows a specific pattern, with affected males having an X chromosome with the hemophilia gene and unaffected males having a normal X chromosome. Female carriers have one normal X chromosome and one X chromosome with the hemophilia gene.

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Answer: A y B son correctas

Explanation:

The true statement about the cells of non-living objects is; They do not have cells. Option D is correct.

Non-living objects, such as rocks, minerals, and other inanimate materials, do not exhibit cellular structures or functions as they do not possess the biological characteristics of living organisms.

Cells are the basic structural and functional units of living organisms, and they are responsible for carrying out various life processes. Prokaryotic cells are simple cells without a distinct nucleus, while eukaryotic cells are more complex cells with a distinct nucleus and membrane-bound organelles. However, non-living objects do not possess the characteristics or structures of living organisms, including cells.

Hence, D. is the correct option.

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--The given question is incomplete, the complete question is

"Which statement is true about the cells of non-living objects? A. They have prokaryotic cells. B. They have eukaryotic cells. C. They have a mixture of prokaryotic and eukaryotic cells. D. They do not have cells."--

Answer

X

Explanation

At point X is where