What is the genotype (genes) ratio for this probability outcome for the offspring?

Differentiation of cells changes the nucleic information. true false

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

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