When evolutionary stasis is observed, is there a single explanation that accounts for it?

Isla Mujeres was a major shark fishing island in the past. It was converted into a sanctuary that helped preserve sharks and increase the prosperity of the people in the area.

What is Isla Mujeres?

Isla Mujeres is a small island located on the eastern side of Mexico. It is located eight miles northeast of Cancun and is only about five miles long and half a mile wide. It is one of Mexico's smallest municipios and one of the country's most vibrant and dynamic tourist destinations. The island's primary source of revenue is tourism, which includes water activities, restaurants, and accommodations.

What is shark fishing?

Shark fishing is the practice of catching sharks as game fish or for commercial purposes. Shark fishing is a destructive fishing method that damages the marine environment. It has been banned or severely restricted in many nations worldwide to protect endangered species of sharks.

What did Isla Mujeres do to preserve sharks and increase prosperity?

Isla Mujeres, which was previously a significant shark fishing island, has implemented shark conservation measures to protect sharks and other marine animals. The island has put in place several conservation initiatives aimed at preserving its ecosystem. They have also introduced a project known as the "Shark Park," which is a shark sanctuary. The area is home to about 1500 sharks and other marine creatures. The sanctuary is one of the most important sites for the study and preservation of sharks and other marine life in the Caribbean. The creation of the shark sanctuary has boosted eco-tourism on the island, resulting in increased prosperity and employment opportunities for the locals.

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Answer:

The major levels of organization in the body, from the simplest to the most complex are: atoms, molecules, organelles, cells, tissues, organs, organ systems, and the human organism.

Explanation:

In the ABO blood typing system, blood type O is considered the universal donor as individuals with type O blood can donate to individuals with any other blood type (A, B, or AB) without causing adverse reactions.

If the child has blood type A and the mother has blood type B, it means that the child has inherited an A allele from one parent (which could be the father) and a B allele from the other parent (the mother). Since the mother has blood type B, she can only contribute a B allele to the child.

For the child to have blood type A, the other parent (potential father) must have at least one A allele. However, if the potential father has blood type O, it means he does not have any A or B alleles to pass on to the child.

Therefore, if the potential father has blood type O, it would exclude him from being the biological father of the child in this disputed parentage case.

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Answer:

1. the force that attracts a body towards the centre of the earth, or towards any other physical body having mass.

2. The sun's gravity keeps Earth in orbit around it, keeping us at a comfortable distance to enjoy the sun's light and warmth. It holds down our atmosphere and the air we need to breathe

3. distance between objects

masses of the objects

Explanation:

The magnitude of the gravitational force between two objects is given by

where  G is the gravitational constant  m1 and m2 are the masses of the two objects  r is the distance between the two objects

By looking at the formula, we see that the gravitational force is affected only by two quantities:

- the masses of the objects, m1 and m2

- the distance between the objects, r

4. Gravitational force -an attractive force that exists between all objects with mass; an object with mass attracts another object with mass; the magnitude of the force is directly proportional to the masses of the two objects and inversely proportional to the square of the distance between the two objects.

5. Since gravitational force is inversely proportional to the square of the separation distance between the two interacting objects, more separation distance will result in weaker gravitational forces. So as two objects are separated from each other, the force of gravitational attraction between them also decreases.

Hope i helped! xoxo

Answer:

you should make a powerpoint  

Explanation:

1-the force that attracts a body towards the centre of the earth, or towards any other physical body having mass.

2-Gravity is very important to our everyday lives. Without Earth's gravity we would fly right off it. We'd all have to be strapped down

3-Newton's law also states that the strength of gravity between any two objects depends on two factors: the masses of the objects and the distance between them.

Objects with greater mass have a stronger force of gravity between them. ...

Objects that are closer together have a stronger force of gravity between them.

4-5-Since gravitational force is inversely proportional to the square of the separation distance between the two interacting objects, more separation distance will result in weaker gravitational forces. So as two objects are separated from each other, the force of gravitational attraction between them also decreases.

it's all from the internet

Answer:

A

Explanation:

Answer:

B

Explanation:

☁️ Answer ☁️

D: Preventing people from visiting wildfire-prone areas.

Hope it helps.

Have a nice day noona/hyung.

Answer: b. Fossils found in strange places

Explanation:

Answer:

The correct answer is ''action potentials from different sensory modalities are carried on different nerve tracts.''

Explanation:

A nerve tract is a set of axons (bundles of nerve fibers) of the central nervous system that have the same origin and the same destination. Each of the main sensory types that we can experience, pain, touch, vision, sound, etc., is called sensation modality. Nerve fibers only transmit action potentials whatever the stimulus. The perceived modality will depend on the specific point in the central nervous system where the excited fiber ends, that is, the response indicates that each nerve bundle ends at a specific point in the central nervous system and the type of sensation experienced when a nerve fiber is stimulated is determined by the area of the nervous system to which this fiber leads. For example, if a fiber is stimulated for pain, the person perceives this sensation regardless of the type of stimulus that excites them. It can be electricity, overheating the fiber, crushing it, or activating the nerve ending for pain when tissue cells are injured. In all these cases, the person perceives pain. Similarly, if a tactile fiber is stimulated by electrical excitation of a touch receptor or by some other mechanism, the person perceives a sensation of touch because these fibers lead to specific areas of touch in the brain. In this same sense, the fibers from the ocular retina end in the visual areas of the brain, those from the ear end in the auditory areas and the thermal fibers in the areas for temperature. This specificity of nerve fibers to transmit nothing more than a sensation modality is called the principle of the marked line.

The correct statement about greenhouse gases and the greenhouse effect is greenhouse gases reradiate thermal energy as longwave radiation in all directions, option B is correct.

Greenhouse gases, such as carbon dioxide, methane, and water vapor, have the ability to absorb and re-emit infrared radiation (longwave radiation) in the Earth's atmosphere. When sunlight reaches the Earth's surface, it warms the surface, which then emits infrared radiation.

Greenhouse gases absorb a portion of this outgoing longwave radiation and re-emit it in all directions, including back toward the Earth's surface and into space. This trapping and re-radiation of heat by greenhouse gases create a natural phenomenon known as the greenhouse effect, option B is correct.

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Answer: Hind wings have tail extensions.

Explanation:

The dichotomous key is a tool which is used by the scientists to identify the unknown living organisms by comparing the observable characteristics of unknown with known living organisms. It stresses to identify the organisms or species by their scientific names and every species has a particular scientific name. Hind wings of butterfly is the observable characteristic which can be compared with that of other known butterfly species that also have a tail extension. This physical characteristic will help in identification of butterfly.

Answer:

Their wings have false eye spots.

Explanation:

The correct statement is: Meiosis involves two divisions and produces four nonidentical daughter nuclei.

Meiosis is a specialized type of cell division that occurs in sexually reproducing organisms. It involves two consecutive divisions, known as meiosis I and meiosis II, resulting in the production of four daughter cells called gametes.

The purpose of meiosis is to generate genetic diversity and reduce the chromosome number by half.

During meiosis I, the homologous pairs of chromosomes align and exchange genetic material in a process called crossing over. This results in the shuffling and recombination of genetic information between homologous chromosomes.

The pairs of homologous chromosomes then separate, with each daughter cell receiving one chromosome from each pair.

Meiosis II is similar to mitosis, where the sister chromatids of each chromosome separate, resulting in the formation of four haploid daughter cells.

These daughter cells are genetically nonidentical due to the crossing over and independent assortment of chromosomes during meiosis I.

In contrast, mitosis involves one division and produces two identical daughter nuclei. It is responsible for growth, repair, and asexual reproduction, where the daughter cells inherit an identical copy of the genetic material from the parent cell.

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Answer:

The cell wall is mainly present in plant cells while the cell membrane is present in the animal cell. The cell wall is made of cellulose whereas cell membrane lipids and proteins The cell wall is completely permeable while the cell membrane is semi-permeable

The cell wall is mainly present in plant cells while the cell membrane is present in the animal cell. The cell wall is made of cellulose whereas cell membrane lipids and proteins The cell wall is completely permeable while the cell membrane is semi-permeable.

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Answer:

Agriculture negatively impacts coral reefs. Chemicals used by farmers, such as pesticides and fertilizers, runs off the land when it rains.

Coastal waters suffer from huge amounts of a variety of agricultural and industrial chemicals that are released into them. Fertilizers and pesticides used in agricul-tural development projects are discharged into the sea and might lead to coral reef destruction.

Answer:

Agriculture negatively impacts coral reefs. Chemicals used by farmers, such as pesticides and fertilizers, runs off the land when it rains.

When farming techniques harm the Great Barrier Reef. Sugar cane is the major agricultural crop grown within the Reef's catchments. ... Fertilisers are one of the major sources of nutrients entering the Reef. Fine sediments and the pesticides used on coastal floodplains also threaten water quality.

Explanation:

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Answer:

the correct answer is b, c, d

Explanation:

i just took the quiz on usatestprep

The correct answer is (B) and (C)

What are Mutations?

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Answer: If a grassland ecosystem has 10,000 kilocalories (kcal) of energy concentrated in vegetation, only about 1,000 kcal will be transferred to primary consumers, and very little (only 10 kcal) will make it to the tertiary level.

Explanation: Hope it helped

Answer: The organism that has the adaptations described that enable it to survive in the tundra is the POLAR BEAR.

Explanation:

ADAPTATION is defined as the process by which an organism becomes fitted to its environment thereby enabling the organism to live successfully and reproduce.

In any population, an organism is able to survive if it has features that help them to fit and compete successfully in that environment.

From the question, a typical example was given concerning the POLAR BEAR (Ursus maritimus) and it's best fitted environment which is the tundra.

The tundra is a type of biome that is treeless marshy vegetation which is composed mainly of dwarf shrubs. It's has a cold climate (Arctic region) with long icy winters and very short summer with an average temperature of 10°C.

Ursus maritimus has a variety of adaptations which enable it to survive in the tundra. These adaptations include:

--> The presence of a thick coat of insulated WHITE FUR: this helps it to survive the cold environment by acting as an effective insulator. The fur is also found at the base of its large paws with small bumps, which protects it against cold surfaces and provides its with a better grip of ice as it walks across it. It also gives it a concealing coloration making it unnoticed while it stalks its prey in the snow. These are the features that enables it survive the terrestrial environment if tundra.

--> it also has some aquatic adaptations which enables it to hunt it's favourite food which is seals. The presence of large front paws which are slightly webbed allows them swim for a long distance in search of food.

Answer:

c polar bears

Explanation:

got it right edg 2021

Answer:

Hypotonic Solution:

Animal cell: Swells and may burst (lyse).

Plant cell: Becomes turgid due to water intake, but does not burst due to the cell wall.

Isotonic Solution:

Animal cell: Retains its shape and volume.

Plant cell: Becomes flaccid without turgor pressure.

Hypertonic Solution:

Animal cell: Shrinks and becomes crenated.

Plant cell: Loses water, leading to potential dehydration and damage.

~~~Harsha~~~

Answer:

In the given code snippet, the following lines would generate a compile-time error when placed in a main method: Animal animal = new Animal(); and animal.bark();. Here options B and D are the correct answer.

A) Dog dog = new Dog();

This line creates a new instance of the Dog class and assigns it to the variable "dog." Since Dog is a subclass of Animal, this line is valid and will not generate a compile-time error.

B) Animal animal = new Animal();

This line creates a new instance of the Animal class and assigns it to the variable "animal." Since Animal is not an abstract class and can be instantiated, this line is valid and will not generate a compile-time error.

C) dog.speak("Woof");

This line calls the speak() method on the "dog" object, which is an instance of the Dog class. The speak() method is defined in the Animal class and inherited by the Dog class. Therefore, this line is valid and will not generate a compile-time error.

D) animal.bark();

This line tries to call the bark() method on the "animal" object, which is an instance of the Animal class. However, the bark() method is not defined in the Animal class, but rather in the Dog class. Since the "animal" object is of type Animal, it does not have access to the bark() method. Therefore, this line would generate a compile-time error.

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Complete question:

Public class Animal {

public void speak(String sound) {

System.out.println(sound);

}

}

public class Dog extends Animal {

public void bark() {

super.speak("Bark");

}

}

Which of the following lines would generate a compile-time error when placed in a main method?

A) Dog dog = new Dog();

B) Animal animal = new Animal();

C) dog.speak("Woof");

D) animal.bark();

Answer:

ADP is converted to ATP for the storing of energy by the addition of a high-energy phosphate group. The conversion takes place in the substance between the cell membrane and the nucleus, known as the cytoplasm, or in special energy-producing structures called mitochondria.

Explanation:

The term that refers to problems associated with a specific cause based on Freud's theory of personality is "psychodynamic conflict."

Psychodynamic conflict, according to Freud's theory of personality, is the notion that psychological problems arise from unresolved conflicts within the individual's psyche. Freud proposed that personality is shaped by three components: the id (primitive and instinctual), the ego (mediator between id and reality), and the superego (internalized moral standards).

These components can experience conflicts, often stemming from unconscious desires or repressed memories, which can manifest as psychological difficulties. Psychodynamic conflict emphasizes the significance of unconscious processes and the impact of unresolved conflicts on an individual's mental well-being.

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The EPA risk cup is a metaphor used to describe the aggregate exposure of consumers to pesticides. The magnitude of the risk cup is equivalent to the sum of all risks of pesticides that a person may be exposed to. The EPA risk cup is an essential concept in determining the tolerable exposure levels for consumers to pesticides, considering various exposure pathways, and different population subgroups.

EPA (Environmental Protection Agency) sets a limit on the amount of pesticide residue that can remain in or on foods to ensure that it does not pose a risk to human health.The EPA risk cup is defined as the aggregate exposure of pesticides that is safe for human consumption. The risk cup is then used to evaluate whether or not a pesticide is safe to use. If the risk cup is exceeded, the pesticide is considered unsafe. The risk cup is determined by looking at the total amount of pesticides that a person may be exposed to over a certain period of time. This includes exposure from food, water, air, and other sources.

Therefore, the EPA risk cup is a fundamental concept used by regulatory agencies, researchers, and industries to establish the tolerable exposure levels to pesticides that will not cause adverse health effects on consumers. The use of risk assessment in pesticides regulation aims to ensure that exposure to pesticides is safe and within acceptable limits for human consumption.

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Answer:The first is A. the 3rd one is B.

Explanation:

The diversity of life is an important indicator of water quality since it reflects the overall health and ecological conditions of a particular water body.

A more comprehensive answer has been provided below:Diversity of life implies the number of different species present in a particular water body. A healthy water body has a rich and varied ecosystem with a diversity of plants, animals, and microorganisms that live in it. In contrast, polluted waterways usually have a limited variety of organisms living in them. High levels of pollution can cause the death of many aquatic organisms and severely reduce the diversity of species.Indeed, any aquatic environment with a diverse range of life is healthy and has good water quality.

On the other hand, water bodies with low diversity or no life forms at all are not suitable for any human-related activities.More than 100 types of organisms can survive in a healthy water body, such as insects, fish, and amphibians, among others. The presence of several species reflects the ecological integrity of the water and suggests that a wide range of habitat types is available. Therefore, the presence of diverse species in a water body is a clear indicator of its quality and environmental health, since it indicates the availability of necessary nutrients, a healthy oxygen supply, and good water quality.

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Answer:

A. anther

B. receptacle

C. sepal

D. petal

F. filament

H.

J.

K. pollen tube

L.Ovary

O. Ovule

P. Style

* I'm confused with H and J