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elena-s [515]
3 years ago
5

A helix turn helix is an example of ...A. primary structureB. quartenary structureC. secondary structureD. tertiary structure

Biology
1 answer:
lianna [129]3 years ago
6 0
جفججفھدخدج خخفج خخفخججدب جخفخخف
بجفخخف
بنفککچخی
خخفججف
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A food chain contains oak trees (producer), mice (herbivore), black rat snakes (carnivore), and bald eagles (carnivore). How man
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Answer:

It has 4 trophic levels.

Explanation:

The first level would be the producers, followed by the primary consumers, then the secondary consumers, then the tertiary comsumers.

              /    Tertiary consumers          \

           /   Secondary Consumers           \

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     /           Producers                                   \

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Clue 1: A single-celled organism with no specialized organelles
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2. Antigens can trigger an immune response. Explain if this is a specific or a nonspecific defense.
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What part of the amniotic egg provides food for the embryo?
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it would be C the yolk because


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Which of these is an essential quality of
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It can be replicated by other experimenters and yield the same results shows the quality of a successful scientific experiment.

<h3>What is Scientific Experiment?</h3>

A scientific experiment refers procedure that is carried out in a building inorder to support or against an hypothesis or to determine whether the existence of something that has not been tried or it's efficacy.

This give insight about cause or effect of something by manipulating one of the factors.

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