According to Lamarck, the characteristics of organisms changed
because of:
A. extinction of competitors
B. a desire or need for that trait
C. special acts of creation
D. genetic mutation
E. chance

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

Brendan made a diagram to compare and contrast the benefits of two types of social behavior. which description belongs in the area marked "z"? reproductionprotectionforaginghydro dynamic efficiency

The smallest biological units that can evolve are