B.produce antibodies when triggered by antigens
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Answer:
All populations must have an adequate amount of food, water, shelter, and space to maintain homeostasis
Answer:
He chose peas because they had been used for similar studies, are easy to grow and can be sown each year.
Explanation:
I just saw the answer on the website :)
(≧▽≦)( ꈍᴗꈍ)
