7. An atom that has gained or lost electrons is called a (n)

a molecule.

c. ion.

b. nucleon.

d. element.

You take a summer vacation by the ocean in P. E. I. You love the ocean plants you see and decide to bring some home for your fish tank. After a week or two, you notice your plants are not thriving in your freshwater tank. Explain a reason for this

What is recombinant dna?

Which one of these equations applies to a bond that currently has a market price that exceeds par value?

Unlike living organisms, a virus requires what in order to replicate? *Host cell *Nucleus *Cell wall *RNA

Translation involves the assembling of proteins. Which of the following forms of RNA is responsible for carrying a formed amino acid to the protein assembly site during translation?

What is the function of a gene?

Explain the anthropogenic (man-made) impact on the Carbon Cycle.

Species are subdivided into smaller groups called subspecies. For people, the human species is subdivided into smaller groups called a. ethnic groups b. species c. breeding populations d. races e. all of the above

A frameshift mutation could result fromA) a base insertion only. B) a base deletion only. C) a base substitution only. D) deletion of three consecutive bases. E) either an insertion or a deletion of a base.

The first step a biologist takes when deciding how to study life is to