When a virus invades a host the most common threat is

A. production of viral fluids in the bloodstream.

B. fermentation of acids in the digestive system.

C. destruction of cells by viral reproduction.

D. stimulation of muscle tone in the heart.

Which of the following microscopes would you use to see the parts of a cell

Are Deer Consumers?

Which type of cell is smaller a. prokaryote b. eukaryote c. nucleokayotes d.

What term is defined as the amount of biomass produced in a given area?

Where can cells thay are able to differentaite be found

Which of the following is descriptive of pertussis? a. Initial stage resembling the common old b. Prolonged illness, sometimes symptoms may last for months. c. Bacterial disease treated with erythromycin c. All of these are descriptive of pertussis

Which statement about the cell membrane is true? A. It contains cellulose and sugars that are involved in communication. B. It is present in animal cells only. C. It is rigid and elastic for supporting the cell's shape. D.

Hailey needs to identify internal costs so she can price her product accordingly. Which cost will be part of Hailey's calculation? A. cost of endangering species B. cost of deforestation C. cost of air pollution D. cost of disposing by-products E.

What is the main difference between prokaryotic and most eukaryotes cells? A. Eukaryotic cells from multi-cell tissues, Prokaryotic cells are single cell. B. Eukaryotic cells from single cell, Prokaryotic cells are multi-cell tissues. C.

List (A) the primary materials necessary for and (B) The materials produced by photosynthesis