Which is a factor that keeps Earth in orbit around the Sun?

the orbital path of the moon

the gravitational pull of the Sun

the continuous motion of the universe

Earth’s changing speed and direction

c. genetic engineering

explanation:

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

what's the question ?

the answer is c. it will give up it's valence electron to the other atom.