A hypothesis that describe how you think the rock model with stones will break down.

answer; ///i believe that the correct answer is (the worksheet);

plant because they survive by water, sunlight, ex.

explanation:

not sure if this is what you'r looking for nnew= nold

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.