A parasite, such as a flea, that lives on the outside of its host.

The theory of ___ was proposed to explain the possible origin of chloroplasts and mitochondria. evolution endosymbiosis endocytosis cells

Which of the following best describes why "natural" sugars, such as honey, are no better for the body than corn syrup or white sugar? A. Natural sugars are just as sweet as corn syrup or white sugar. B.

How is activation energy affected differently when using a enzyme and not using a enzyme?

What molecule of rna has genetic information for making a protein rewritten?

You are part of a research group experimenting with signaling molecules that would tell cancer cells to stop dividing.

Which best describes an acquired trait?

How are new molecules of dna are synthesized by copying the genetic sequence of another molecule of dna, which we call the template, so that __?

How do scientists think the oceans are likely to change in the future?

Which organ or tissue controls body temperature and shivering?

What will be happening in a person after eight hours of sleep? A. β cells in the pancreas will be producing insulin. B. Glucose will be converted into glucagon. C. α cells in the pancreas will be producing glucagon. D.