(02.06 LC) What are the reactants for cellular respiration? (1 point)
a) H2O and O2
b) Glucose and CO2
c) H2O and CO2
d) Glucose and O2

The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.

Which factor that affects biodiversity?

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f