Which of these is a characteristic of a virus? a) It invades a host organism and reproduces inside the host.
Ob) It can symbiotically be in a beneficial relationship.
O c) It can independently make its own proteins and survive.
d) It can grow on any surface provided there are nutrients.

the answer is a.

Explanation:

it attacks the owner and keeps reproducing inside the host.  

A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all types of life forms, from animals and plants to microorganisms, including bacteria and archaea.

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation:

blue

light-years

magnitude