A virus is a

A. host

B. producer

C. consumer

D. intracellular parasite

Most people are lactose intolerant as adults, but nearly everyone produces sufficient lactase as an infant. however, in some cases, genetic mutations can occur that make an infant lactose intolerant.

Occurs when communicators express themselves will minimal caution and self-monitoring.

For which group of people might brain-powered cars allow the greatest increase in mobility? A. children or young adults B. people with physical disabilities C. highly educated people D. wealthy business people

Are the hind legs of whales vestigial?

When an animal dies, what happens to the energy stored in the animal?

Treatment for a patient with congestive heart failure and shortness of breath may include

Sea corals live exclusively in the ocean and are radially symmetrical. They have microscopic stinging barbs that shoot out to immobilize their prey. This allows corals to hunt even while they are stuck to the ocean floor.

Global warming is slowly melting the polar ice caps and glaciers, which are made up of freshwater. Marine organisms in which of the following zones of the ocean are going to be most affected by this process?

The two major pathways by which molecular nitrogen is converted into forms more useful to living organisms are

What does low white blood cell count and low neutrophils mean?