The individual with genotype AaBbCCDdEE can make many kinds of gametes. Which of the following is the major reason?
A) segregation of maternal and paternal alleles
B) recurrent mutations forming new alleles
C) crossing over during prophase I
D) different possible alignments of chromosomes
E) the tendency for dominant alleles to segregate together

The answer for 4 is B

Surface water changes into a gas and enters the atmosphere.

Answer: water enters gas changes

Explanation:

E. coli is C.) a bacterium that normally typically resides in a warm blooded creatures intestines or in the environment and food.

The answer is B, even though it is not technically correct.  The term "cold-blooded" is a misnomer as it applies to reptiles.  Reptiles are poikilothermic, which means they have to absorb heat from the environment in order to maintain metabolic functions.  Without enough heat, they become lethargic, and are unable to digest their food.

its b  reptiles are cold blooded  

Plants prepare their food through a process called photosynthesis. In the presence of sunlight, plants create glucose using carbon dioxide, water, and other elements.

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The surface area-to-volume ratio of a cell decreases as the cell grows larger, due to the surface area increasing by the square of its radius and the volume increasing by the cube of its radius. This decrease in ratio is vital for cell efficiency and function, especially in eukaryotic cells where compartmentalization and specialization help manage this challenge.

As a cell gets larger, its surface area-to-volume ratio decreases. This is due to the mathematical relationship between the surface area and volume as a shape increases in size. For a cell, the surface area grows by the square of its radius, while the volume grows by the cube of its radius, resulting in an exponential disparity between them as the cell size increases. Consequently, when considering a cell's growth, the correct answer to the question is (C). decreases.

An increase in cell volume without a proportionate increase in surface area leads to a decreased ratio, impacting the cell's efficiency in exchanging materials and nutrients through its membrane. It is crucial for cells to maintain an optimal surface area-to-volume ratio to ensure effective diffusion and cellular function. In the context of eukaryotic cells, which are typically larger than prokaryotic cells and contain organelles such as mitochondria and ribosomes, maintaining this ratio is handled through increased compartmentalization and specialization.

Answer: warm water

El Nino is a climate change pattern which describes the unusual warming of water of Pacific Ocean. The atmospheric pressure above the water decreases. The warm water increases the temperature of wind. The warm wind moves towards the East Equator.

A) warm water  

thats it

Read this see if it can help you

AUGUST 28, 2014 -- What does the Sahara Desert in Africa have to do with hurricanes in the Atlantic, Gulf of Mexico, and Eastern Pacific Ocean? You might think this sounds a little crazy because hurricanes are very wet and deserts are very dry, but if it weren't for this huge, hot, dry region in North Africa, we would see far fewer hurricanes in the United States. The Sahara Desert is massive, covering 10 percent of the continent of Africa. It would be the largest desert on Earth, but based strictly on rainfall amounts, the continent of Antarctica qualifies as a desert and is even larger. Still, rainfall in the Sahara is very infrequent; some areas may not get rain for years and the average total rainfall is less than three inches per year. While not the largest or driest of the deserts, the Sahara has a major influence on weather across the Western Hemisphere.

How a Tropical Storm Starts A-Brewin'

The role the Sahara Desert plays in hurricane development is related to the easterly winds (coming from the east) generated from the differences between the hot, dry desert in north Africa and the cooler, wetter, and forested coastal environment directly south and surrounding the Gulf of Guinea in west Africa. The result is a strong area of high altitude winds commonly called the African Easterly Jet. If these winds were constant, we would also experience fewer hurricanes. However, the African Easterly Jet is unstable, resulting in undulations in a north-south direction, often forming a corresponding north to south trough, or wave, that moves westward off the West African Coast. When these waves of air have enough moisture, lift, and instability, they readily form clusters of thunderstorms, sometimes becoming correlated with a center of air circulation. When this happens, a tropical cyclone may form as the areas of disturbed weather move westward across the Atlantic. Throughout most of the year, these waves typically form every two to three days in a region near Cape Verde (due west of Africa), but it is the summer to early fall when conditions can become favorable for tropical cyclone development. Not all hurricanes that form in the Atlantic originate near Cape Verde, but this has been the case for most of the major hurricanes that have impacted the continental United States.

um.............. im not sure about this.

Answer:

I have no clue if this is right but i think it is grasshopper and rabbit

Explanation:

The graph shows an increasing trend in glacier ice loss with advancing years. This could be hypothesized to be as a result of increased global temperatures that are melting the ice.  Melting of the ice also causes an increase in the ocean levels. This phenomenon is referred to as global warming.  

The increasing trend in glacier ice loss is likely due to rising global temperatures, causing ice melt and contributing to global warming.

The graph displaying a continuous increase in glacier ice loss over the years strongly suggests a connection to global warming. Here's a breakdown of the correlation:

Global Temperature Rise: Increasing global temperatures, primarily driven by human activities such as the burning of fossil fuels and deforestation, result in higher average temperatures worldwide. This warming effect leads to elevated temperatures in polar and glacier regions, causing ice to melt at an accelerated rate.

Glacier Ice Loss: As temperatures rise, glaciers and ice sheets experience more significant melt rates. This contributes to the observed trend of glacier ice loss over the years. This ice melt affects glaciers and ice sheets in Greenland and Antarctica.

Sea Level Rise: The melted ice from glaciers and ice sheets flows into the oceans, causing sea levels to rise. This phenomenon is one of the key consequences of global warming, known as sea-level rise. Rising sea levels pose significant risks to coastal communities, ecosystems, and infrastructure.

Global Warming: The overall process, where increased global temperatures lead to ice melt and rising sea levels, is encompassed within the broader issue of global warming. Global warming results from the enhanced greenhouse effect, primarily driven by increased greenhouse gas emissions, which trap heat in the Earth's atmosphere.

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the great wall of china

Geographical isolation can be defined to a population of plants, animals or some other organism that is separated by the exchange of genetic materials with other organism of the same species.

Geographical isolation is the caused intentionally or by coincidence. Gene flow can be caused naturally or man made. The naturally occurring barriers are mountains, deserts and mountains et cetera.

The man made barriers such as the great wall of china acts as the barrier for the plant species. Example: Ziziphus jujuba, prunus and some species grow only on the other side of the wall.

i think the answer is (C

Correct option is C. The space shuttle travels within the thermosphere, which is above the mesosphere and below the exosphere, at altitudes up to 600 kilometers above Earth.

The space shuttle travels in the thermosphere, which is the layer above the mesosphere. The thermosphere extends to about 600 kilometers (372 miles) above the Earth's surface, with temperatures increasing as altitude increases. This is the layer where the International Space Station orbits and where phenomena such as the northern and southern lights occur. Beyond the thermosphere lies the exosphere, where air molecules are sparse and can escape into space.

Out of the following given choices;

A)pH

B)ion gradient

C)salt concentration

D)water concentration

The answer is; D

Water has a high heat capacity, meaning the energy required to raise the temperatures of a unit mass of water by one degree is high (compared to other elements). This way, water act as a good buffer to temperatures because it gains heat slowly and loses heat slowly.

To adapt to land, plants and animals developed a higher cellular thermoregulation, supported by homeostasis, to maintain stable internal conditions in varying terrestrial temperatures, through insulation or heat dissipation mechanisms.

Organisms living in the oceans benefit from a relatively constant environmental temperature, which allows their internal conditions to remain stable. However, for plants and animals to transition to terrestrial environments, a higher cellular thermoregulation was critical to help maintain a relatively constant internal temperature despite the more variable conditions on land. Homeostasis is the ability of an organism to maintain constant internal conditions, such as body temperature, pH levels, and chemical balance, which is essential for survival in varying climates.

Organisms that moved to land developed methods for thermoregulation, allowing them to adapt to the different temperatures found in terrestrial environments. This adaptation includes structural features such as fur, feathers, blubber, and fat, which help to insulate and conserve heat in cold climates. In contrast, mechanisms like perspiration in humans or panting in dogs are used to dissipate excess heat in warmer climates.

The PWS or the Prader-Willi syndrome refers to a rare genetic disorder in which the chromosome 15 gene are either unexpressed or deleted on the paternal chromosome. The paternal origin of the genetic material, which is influenced in the syndrome is essential as the specific region of chromosome 15 taking part is subject to parent of origin imprinting, signifying that for a number of genes in this region, only one copy of the gene is articulated, while the other is silenced due to imprinting.

This signifies that the majority of the individuals exhibit one functioning and one silenced set of these genes. While the individuals with the syndrome exhibits a non-functioning set and a silenced set. The disease is completely autosomal, therefore, it will not predict the sex of the offspring. Also, imprinting is on maternal copy, therefore, if the affected individual is male, it will pass on the mutated copy only in 50 percent of its gametes, and a non-functioning copy to the remaining 50 percent of the gametes. Thus, all of his offspring will exhibit PWS or will get affected.

In other case, if the affected person is female, it will pass on the mutated copy only in 50 percent of its gametes and a non-functioning copy to the remaining 50 percent of the gametes and offspring will take on the functioning copy from its male parent, therefore, all of her offspring will be normal.

Thus, the given statements will be:

1. Sons of affected males have a 50% chance of showing the syndrome - True

2. Daughters of affected males have a 50% chance of showing the syndrome. - True

3. Sons of affected females have a 50% chance of showing the syndrome. - False

4. Daughters of affected females have a 50% chance of showing the syndrome. - False

Prader-Willi syndrome is caused by a mutation in an autosomal maternally imprinted gene. Sons of affected males have a 0% chance of showing the syndrome, while daughters of affected males have a 50% chance of showing the syndrome. Sons and daughters of affected females both have a 50% chance of showing the syndrome.

Prader-Willi syndrome is caused by a mutation in an autosomal maternally imprinted gene. The statements provided are incorrect. Sons of affected males actually have a 0% chance of showing the syndrome, while daughters of affected males have a 50% chance of showing the syndrome. Sons and daughters of affected females both have a 50% chance of showing the syndrome.

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the answer is sympatry

https://en.wikipedia.org/wiki/Sympatry

you can find the whole meaning of it in wikipedia :D

A biological population is a group of individuals of the same species that live close enough to interbreed and produce viable, fertile offspring. They are confined to a certain geographic area, with boundaries that can be either natural or artificial. Over time, isolated populations may diverge due to various evolutional forces.

The term used to describe populations that live close enough to interbreed is a biological population. This is defined as a group of individual organisms that interbreed and produce viable, fertile offspring. These individuals belong to the same biological species and are confined to a certain geographic area that may have natural or artificial boundaries, such as rivers, mountains, or roads. An example of this is a population of crickets living in a specific area, but separated from other populations of the same species due to a flood. Over time, these distinct populations may diverge due to the forces of natural selection, mutation, and genetic drift.

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The correct answer is upwelling from equatorial to Polar Regions results in bringing oxygen from the epipelagic zone to deeper oceanic zones.  

It is a process in which the wind mediated motion of nutrient-rich, dense, and cooler water is moved towards the surface substituting the nutrient depleted and warmer surface water. The epipelagic zone refers to the upper layer of the ocean, which is abundant in oxygen and gets the majority of the sunlight for the procedure of photosynthesis. The upwelling of water from the equatorial to the polar region brings oxygen.  

Answer:

Question 11 - A Matter and Energy are recycled

Question 12 - B Carbon Dioxide

Hope this helps! :)

right answer is "False"\

because every tRNA has its specific amino acid

Answer:

1 is c and 2 is a

Explanation:

I tried it and got it correct

I think its continental drift :)

Is called autotroph organisms that create organic molecules needed for survival from inorganic sources. this is achieved through photosynthesis (which is light energy) or chemosynthesis (which is chemical energy).

And photosynthesis is when autotrophs capture and convert the light energy from the sun into usable chemical energy (which is their food).

i just answered the same question like 20 min ago XD

Organisms that make their own food are called autotrophs. They can be either photoautotrophs, which use photosynthesis to create energy from sunlight, or chemoautotrophs, which derive energy from inorganic compounds through a process called chemosynthesis.

Organisms that can make their own food are called autotrophs. There are two main types, photoautotrophs, and chemoautotrophs. Photoautotrophs, which include plants, algae, and cyanobacteria, harness energy from sunlight to turn inorganic materials, such as carbon dioxide and water, into organic compounds like glucose, a process called photosynthesis. An example of this are plants, which are crucial to ecosystems because they supply energy for other organisms.

Chemoautotrophs, on the other hand, produce their own energy by extracting it from inorganic chemical compounds. This unique group of bacteria creates sugars not by using sunlight, but rather by utilizing energy from inorganic compounds

These organisms rely on other processes, such as chemosynthesis, to manufacture their food.

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its, d climate

i just did the test

Answer:

C

Explanation:

To get  the probability that either one of two independent events will occur, one adds the individual probabilities of the individual events. To get the probability that one event will be followed by the other in consecutive order, one multiplies the probabilities of the individual events.

Answer:

C

Explanation: