Where does all energy for most organisms on earth come from?

a. oxygen

b. carbon dioxide

c. water

d. sunlight?

How do decaying organisms affect the health of an ecosystem? How would the complete removal of decomposers affect an ecosystem

A geologic time scale analogy

If a weight lifter consumes protein drinks beyond her protein and caloric needs, what will happen to the extra protein?

Which biomolecule is made of amino acids

Which of the following lists the order of taxonomic levels from the largest to the smallest group? A.) domain, kingdom, class, order, family, phylum, genus, species B.) species, genus, family, order, class, phylum, kingdom, domain C.

An over-response of the body to a specific substance is called

The thymus functions strictly in maturation of t cells. the thymus functions strictly in maturation of t cells. a. True b. False

A plant that has red flowers was crossed with a plant that has white flowers. All of the offspring produced pink flowers. In this plant: A. the gene for red flowers is dominant. B. the gene for white flowers is dominant. C.

The process by which unspecialized cells become specialized cells is called

How does the mass of an object affect its a its acceleration during free fall