Igneous rocks with porphyritic texture underwent two || stages of cooling. What do you think caused these rocks
to finish their cooling at or near the surface?

mendel's first law states that during the formation of reproductive cells , pairs of hereditary factors for a specific trait separate so that offspring receive one factor from each parent.

explanation:

complete the square on the right side of the equation;

-5(x + 0)^2 + 15

answer: d. y = -x^2 + 15