Anyone know this I don’t get the question

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.

Vessels draining the myocardium of the heart, open primarily ,into which chamber?

Which statement best describes the first stage of cellular respiration? check all that apply