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Nady [450]
4 years ago
9

Why do scientists usually try to work without making the animals aware that humans are present

Biology
1 answer:
FromTheMoon [43]4 years ago
4 0

Answer:

In animal field studies, why do scientists usually try to work without making the animals aware that the humans are present? It is necessary to observe the animals without disturbing them. When a controlled experiment is not possible, why do scientists try to identify as many relevant variables as possible?

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What is a classification division
Inga [223]

Answer:

see the explanation

Explanation:

A classification or division essay groups objects, people, or events into categories by the characteristics that they share. Usually the writer begins with a group of people or things and then separates them into subgroups or types. There are a several steps to writing an effective division or classification essay.

6 0
3 years ago
Radiation can cause breaks in human chromosomes. However, insects can survive much higher lecels of exposure. Why?
galben [10]

Explanation:

The influence from radioactivity is inversely proportional to the number of chromosomes , since , humans have more DNA , chromosomes than the insects , and  therefore , due to less chromosomes in insects , they are more resistant towards radioactivity .

As the target of the radiation is the DNA .

Hence , It is clear that insect due to lesser DNA are less prone to Radiations .

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3 years ago
Which organism is considered to be the simplest of protist given its unicellular structure and ability to change its shape in re
Artist 52 [7]

The simplest form of protist based on its simple cell structure and ability to change shape in response to external disturbance would be amoeba.

<h3>Amoeba</h3>

Amoeba is a unicellular organism that belongs to the division of living organisms known as protists.

Amoeba can be found in freshwater environments such as ponds, moist soils, lakes, etc. The cell contains important organelles such as the nucleus, contractile vacuole, etc.

A typical amoeba cell has no definitive shape but changes according to different environmental stimuli.

More on amoeba can be found here: brainly.com/question/2005112

3 0
3 years ago
What is sediment a mixture of?
dezoksy [38]
Minerals and little pieces of rock that were eroded away from running water
6 0
3 years ago
Which example illustrates commensalism and NOT mutualism?
andreev551 [17]

Answer:

you i need these points thx

Explanation:

6 0
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