If jason wants to build muscle mass in a healthy way, what kind of exercise should he include in his fitness program?

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.

Zoom out so that you can see the whole state of california. select the ruler tool again, but change the type of measurement from line to path. create a path from san francisco to las vegas, to los angeles, to san diego. what is the total length of this path in kilometers and in meters?

Oprincipal hormônio sexual masculino é a testosterona, que é produzida pelas células do testículo chamadas de células de leydig. o responsável por estimular a produção da testosterona é: escolha uma: a. o hormônio luteinizante. b. a progesterona. c. o hormônio folículo-estimulante. d. a androstenediona. e. o estrógeno.