Answer:
Peahens often choose males for the quality of their trains -- the quantity, size, and distribution of the colorful eyespots. Experiments show that offspring of males with more eyespots are bigger at birth and better at surviving in the wild than offspring of birds with fewer eyespots.
The answer is the first one because it doesn't create gases and, the third one doesn't even make any sense so its definitely not that one
Answer:
Both the smooth and rough endoplasmic reticulum help in the production and storage of proteins The main difference is that one contains ribosomes on it and the other does not. The rough endoplasmic reticulum (RER) has ribosomes on its surface. This is what give the rough endoplasmic reticulum a "rough" appearance.
Explanation: