6. A patient has just been diagnosed with colorectal cancer. Which age group is the patient most likely in? O to 10 years old
15 to 25 years old
30 to 40 years old
55 to 65 years old

Which two levels of the spine that can undergo flexion and extension?

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.

Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing