Biomagnification is the of substances, often harmful, as they move up the food chain.

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above

Why did the federal government end its support of yucca mountain as a site for long-term storage of nuclear water