Please help i am giving brainiliest Hormones are used to help control growth, , and metabolism.

A. reqroduction

B. identity

no dam links

Explain the importance of producers, primary consumers, secondary consumers and decomposers in an ecosystem.

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer