The process of removal of the body’s wastes is called a. excretion b. gas exchange c. filtration d. respiration

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow

Collin would like to use the data a coworker has entered in a database. the problem is the coworker's database software is different from collin's. collin should

Which nutrient tends to cycle within a single ecosystem?