Explain one concern about Roundup Ready crops that is discussed in the article Superweeds May Change Farming (Nauman

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.

some scientists like gregory adcock agree with thorne's theory of regional continuity.

others, like chris stringer and ian tattersall, believe thorne's results may be contaminated or misinterpreted.

i think the answer is a.keratin is the pigment responsible for skin color.

answer biotechnology;