Copper and gold are both elements. What can you conclude? A. copper is made of atoms B. gold is made of atoms C. both copper and gold are made of atoms D. neither copper or gold are made of atoms

Deacribe the sturcture of a virus?

A short definition of mutations

What characteristics of skin make it unpleasant for most bacteria? Select one: a. All of these b. It secretes antibiotics c. It releases lactic acid in sweat d. It is very dry

If two atoms are isotopes of the same element, what will they have the same number of? What will they have a different number of?

Describe in your own words the function of the Krebs cycle.

Coal deposits were formed from? A. Plant life in ancient B. Ancient plankton and marine life C. Freshwater organisms from the last 100,000 years D. Modern plants and animals

According to the Hardy-Weinberg principals, which of the following can prohibit genetic equilibrium?

Rickettsia are obligate intracellular parasites that are transmitted by arthropods. In which of the following places would you most likely find the parasites living in the host organism during the course of infection? A.

How are viruses able to move between species?

The process by which a population becomes better suited to its environment is known as?