Answers: 3
Health, 23.06.2019 04:00
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.
Answers: 1
Health, 23.06.2019 07:00
Which food can a vegan eat? a. lasagna with cheese b. vegetable risotto c. poached eggs on toast d. chocolate milkshake e. stir-fried chicken
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Health, 23.06.2019 14:00
If a doctor needs using a medical imaging machine, a might be called to assist the doctor.
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Health, 23.06.2019 15:50
Which is a type of epithelial tissue? a. the skin on your hand b. cardiac muscle c. neurons d. cartilage
Answers: 1
Stress can cause eating disorders depression...
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