Hull fouling is a(n) _______ introduction of nonnative species.

Behaviorists believe that psychologists should focus on _____.

A(n) ____________ acts to increase the hydrogen ion concentration of a solution.

Today, north america has several small- to medium-sized plates subducting beneath its ____________.

The u.s. joint global ocean flux study was aimed at understanding _______.

The heaviest and fastest of all the small wildcats is the _______.

The three major clades of bilaterian animals are the __________.

Virus replication results in the death of the cell in ________ infection(s).

Viral dna makes mrna by the process of _____.

The virus genome and viral proteins are assembled into virions (virus particles) during _____.

The three lineages of the sarcopterygii include the coelolcanths, lungfishes, and ________.