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melisa1 [442]
3 years ago
8

Recessive alleles seem to vanish in some generations and reappear in later generations because:

Biology
1 answer:
diamong [38]3 years ago
8 0

Answer:  b. They are masked by a dominant allele

Explanation:  

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Organisms use various strategies and adaptations to regulate body temperature and metabolism. Discuss one way in which an organi
myrzilka [38]

Answer:

Organisms use various strategies and adaptations to regulate body temperature and metabolism. The organisms control the exchange of heat by various ways which include physiological, behavioural means  and by insulation.

The factors which play most important role in the heat exchange  regulation between environment and organism are as follows:

  • effective temperature difference  between organism and environment
  • Exposed surface area
  • Evaporatory and circulatory changes

<u>Insulation</u> :Another most common method used for heat exchange.Animals who have furs,feathers and fat layers which play significant role in insulation. They are very much important because they reduce heat exchange amount between environment and organism. The most common example is of Cats. They used to curl up their bodies when they want to sleep in cold environment, they tuck their bodies in their paws and legs, and they wasp their tails around their bodies. When organism uses the food and oxygen the body temperature begins to increase, this method is known as metabolic heat production.

8 0
4 years ago
1. What is the limiting factor for most animal life in the open ocean?
Minchanka [31]

Answer:

Biotic: <em>Food availability</em>

Abiotic: <em>Temperature</em>

Explanation:

There are two types of limiting factors for biodiversity: biotic and abiotic. Biotic refers to living things, for example, organisms that are an important food source. <u>Most animal life forms in the ocean highly depend on the availability of a food source</u>. If food is limited or scarce, the populations of a given species could face significant declines.

On the other hand, there are abiotic factors, which refer to factors that are not alive, such as physical factors. For instance, temperature and light. <u>For marine organisms, temperature is a critical factor.</u> Even an increase of 'only' 1 ºC could make a huge difference in the survival of a species as it could disrupt their ability to forage, hunt, or perform physiological processes, <em>e.g.</em> metabolism.

Therefore, <u>if we refer to a biotic factor, food availability is a limiting factor for most animal life in the open ocean, whereas, if the refer to an abiotic factor, temperature (and light) are limiting factors for pelagic life.</u>

4 0
4 years ago
Two students are comparing scientific experiments to investigations. They came up with the following ideas.
eimsori [14]

Answer:

A. Student A because it requires a hypothesis

7 0
3 years ago
Read 2 more answers
Which of the following factors can influence advances in science and technology?
NARA [144]
Advances in science and technology can be affected by a number of factors such as:
<span>1) the values and attitudes of people within a society 
2) the cultural backgrounds of scientists and engineers
3) the technological limitations of a society
4) the social and economic needs of a society</span>
7 0
4 years ago
The human body uses glucose to produce energy during cellular respiration. into what molecules are the carbons from glucose inco
LUCKY_DIMON [66]
As we break down the glucose via glycolsis and then Kreb cycle , the carbons releases from of our body in the gaseous form called CO2 !!

38 ATP is formed as a result !! And in waste CO2 is formed !!
3 0
3 years ago
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