Use the drop-down menus to determine which type of white blood cell is described below.
activate memory cells
engulf and digest pathogens
produce antibodies
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To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a

3test questions with answers on incomplete dominance

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