HURRY time test?

What are the most common cells in the blood?

A. red blood cells
B. white blood cells
C. platelets
D. lymphocytes

Viruses use the host's machinery to make copies of themselves. however, some human viruses require a type of replication that humans do not normally have. for example, humans normally do not have the ability to convert rna into dna. how can these types of viruses infect humans, when human cells cannot perform a particular role that the virus requires? a) the virus causes mutations in the human cells, resulting in the formation of new enzymes that are capable of performing these roles.b) the viral genome codes for specialized enzymes not in the host.c) the virus infects only those cells and species that can perform all the replication roles necessary.d) viruses can stay in a quiescent state until the host cell evolves this ability.

Building muscle has which of the following effects? it increases the metabolic rate. it relieves pressure on the joints. it slows weight loss considerably.

Witch is a strategy for eating healthier a.eat raw nuts as snacks b.reduce the amount of vegetables in meals c. eat white rice instead of brown rice b.fry vegetables and proteins for meals