PLS HURRY \ Recall the three layers of muscles in the wall of the heart. Which lists these muscles in order from closest to the blood inside the chamber to farthest from the blood?
epicardium, myocardium, endocardium
myocardium, endocardium, epicardium
endocardium, myocardium, epicardium
endocardium, epicardium, myocardium

Why would a person’s self-esteem affect his or her health?

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.

What factors characterize a healthy relationship that contributes to positive social well-being?