Okay i downloaded the image, marked it up and will message it to you
Answer:
C. 200 billion
Explanation:
The milky way galaxy is estimated that there is 200 billion stars
I would say immigration only.
emigration would theoretically reduce the genetic variation as unique individuals leave, but immigration would bring unique traits into circulation in an ecosystem.
I'm not super great at biogy tho so this might not be right... :)
Answer:
Sperm is the male reproductive cell, or gamete, in anisogamous forms of sexual reproduction. : )
