What did mendel's cross-pollination of pea plants prove?

It proves how with two parents, they can create different offsprings and inherit within different characteristics.

Hereditary factors do not combine but are passed on in the same form they were inherited.

Explanation:

i took the quiz and this was the correct answer. Hope this helped!  

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101

because it travels in smaller waves then all other colors, causing it to be the most visible color