Which of the following is an autotroph?

A) gravel

B) pine trees

C) brontosaurus

D) vulture

While analyzing a sample of pond water, you discover a new organism whose body is composed of multiple cells.

How do members of phylum annelida differ from other worm phyla?

Chicken-pox is a common childhood virus. Typically, during the first day of exposure, the victim gets sniffles and begins running a fever. By the second day, small sores have broken out all over the body.

The sparsely settled tropical grasslands of southern venezuela and eastern colombia are called

True or False: Water pumped from the saturated zone into the unsaturated zone results in water table rise.

Genes do not exert the only influence on personality. therefore,:

Bats contain brown fat between their shoulder blades. how could this brown fat be an adaptation to torpor?

How many kingdoms are in the modern system of classification?

One cell that undergoes meiosis will yield how many independent cells

What type of macromolecule is the sugar fructose?