During the day, plants use the carbon dioxide they produce for

A) photosynthesis B) aerobic respiration C) fermentation D) anaerobic respiration

Why is a virus considered Non-living A. a virus does not have a nucleus B. a virus does not contain genetic material C. a virus is to small to be considered a cell D. a virus cannot reproduce itself without a host cell

My boss isn't willing to increase the number of vacation days we get each year. that means she doesn't care about our health. it's wrong not to care about employees' health. she should be replaced with someone who cares about employees' health."

Which is true for the beginning of the Cenozoic era? A.) Mammals and dinosaurs lived together. B.) Mammals first appeared. C.) Dinosaurs had killed all mammals. D.) Dinosaurs were extinct.

Unlike animals, fungi A) digest their food before ingesting it. B) ingest their nutrients before digesting them. C) photosynthesize their food before digesting it. D) photosynthesize their food before ingesting it

Briefly describe the major steps of the mechanism of how a competent bacterial cells becomes transformed, beginning with the binding of transforming DNA from a donor cell to the surface of the recipient cell, and ending with the resulting

Which one is not a cell of the immune system a.) red blood cells b. t cells c. b cells d. white blood cells?

Tau is a microtubule-associated protein that plays a key role in the development of certain brain disorders.

Of all the Animo acids only 9 are essential and what

Smog is the term used to describe a combination of fog and smoke. True or False?

Explain what would happen if conditions changed that causes the seaweed to die. Now striped fish stand out to predators more than solid fish.