Why are enzymes necessary? A) to Deter the rate of decomposition B) to act as a catalyst in chemical reactions C) to conserve the stored energy of a cell

Distinguish cloning from budding.

Which fact is the basis for using the fossil record as evidence that evolution has taken place? A. In undisturbed layers of rock strata, the older fossils are found in the deeper layers. B.

Which event occurs first during viral infection? the viral genome and proteins enter the host cell. the virus fuses its envelope to the host cell membrane. the viral genome is transcribed. viral proteins and mrna molecules are assembled?

The lungs deliver a regular supply of oxygen to the blood. Which is in turn circulated to most all the cells of the body. At the same time oxygen is consumed during aerobic cellular respiration within these cells. This implies that?

Wavelength, frequency, and energy are related. What happens to a wave as its wavelength gets shorter? a) Its frequency and energy increase b) Its frequency increases while its energy decreases c) Its frequency and energy decrease d) Its frequency

What do all cells in a multicellular organism have in common

One of your friends has decided to make it his life's work to characterize all functional proteins, as he is convinced that all possible amino acid combinations can result in a protein. is it possible to confirm his hypothesis in this way

A membrane-bound compartment inside chloroplasts and cyanobacteria that is the site of the light-dependent reactions of photosynthesis is

Which food supplies only discretionary kcalories? a. bagel b. peanut butter c. grape jelly d. raisins?

Members of which two domains of life are composed of one or more prokaryotic cells?