Which process uses proteins to move molecules against a concentration gradient? A. Passive Transport
B. Active Transport
C. Hypotonic
D. Endocytosis

Why would a drug that damages capsids treat a viral infection? a. capsids prevent the lytic cycle from beginning. b. transduction requires a capsid. c. viruses use capsids to increase genetic variation. d. capsids provide protection for viruses.

Which direction does the energy flow in this energy pyramid ?

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?