A= big apples; r = red apples; a = small apples; r = yellow apples.
you have one tree that produces big yellow apples and another tree that produces small red apples. when the two are crossed, you find that half the offspring trees produce big red apples and half produce big yellow apples. what are the genotypes of the parents?
(a) aarr and aarr
(b) aarr and aarr
(c) aarr and aarr
(d) aarr and aarr
(e) aarr and aarr

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

What is the correct order of cell division? include what happens in each phase

Me.henley said, “in the rat race we call life, only the strong will survive.” he may have been referring to