A food chain consists of grass, cows, and humans. If the grass

field produces 86,000 kJm-2 year-1 of energy and the cows

contain 18,700 kJm-2 year-1 of energy then what is the trophic

efficiency?

A: 5%

B: 78%

C: 22%

D: 33%

If night blindness is a recessive trait, what should the phenotype of the couple's fourth child be?

Explain why a population of Mouflon in the Indian Ocean descended from only two individual that had not experienced a loss of genetic diversity was so surprising to scientists.

Women who wish to become pregnant should have sexual intercourse after a surge in: women who wish to become pregnant should have sexual intercourse after a surge in: luteinizing hormone (lh). progesterone. follicle-stimulating hormone (fsh).

Endogenous craving associated with initial abstinence is a type of drug hunger brought about by the depletion of brain neurotransmitters during drug use. a. True b. False

A type of cloud composed of ice crystals is?

Florida Science Comprehensive: Page 598: Apply it.

What are the sub components of each of the 4 types of macromolecules

Which determines what an organism looks like and how it grows and develops? A. protein B. cell C. DNA D. cyclins

What is the product of spermatogenesis?

What information should the nurse document in the medication record when administering a non-narcotic pain medication? select all that apply?