Asuspected drug overdose patient is sleepy but not comatose. she perceives her actual surroundings. which class of drug might she have taken?
a. hallucinogens
b. narcotics
c. stimulants
d. barbiturates

Explain why ecosystem diversity results in species diversity in a healthy biosphere

Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper

Why is carbon the backbone of liveing things