Ques:If cells that secrete hormones travel throughout the body in blood, then cells that secrete hormones travel throughout the body in what? Answer choices: - skin - deltas - blood - atoms - waves - sleep - genes - breathe

Ans:blood
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Ques:If earthworms have the amazing capacity to regrow segments that break off, then _have the amazing capacity to regrow segments that break off.? Answer choices: - earthworms - crustaceans - ferns - arachnids - mollusks - roots - cacti - root growth

Ans:earthworms
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Ques:If the transfer of electrons occurs when substances react with one another, then what occurs when substances react with one another? Answer choices: - Something that causes allergies - metabolic reaction - refract or absorb. - transfer of electrons - The bending of a ray of light - Food poisoning - communication - oxidation reaction

Ans:transfer of electrons
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Ques:If mutations are essential for changes to occur, then what is needed for changes to occur? Answer choices: - exercise - mutations - growth - healthy animals - environment - evaporation - Exfoliation - births

Ans:
mutations
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