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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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D. a clown jumping out should be correct.

Explanation:

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If yellow skin (Y) exhibits incomplete dominance with red skin (y), what color of skin would result from the genotype Yy?
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Orange skin

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Which condition is characterized by excessive destruction of circulating red blood cells?
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Eating some food items like beans, green vegetables, red meat and legumes can increase red blood cell count.

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