D both alleles is the answer
Answer: What roses are the best flowers is a non-scientific question.
Explanation: What flower is better is determined by personal opinion. I might think the red roses are prettier and you might think the white ones are. Where all the other questions can be tested all equally and it is not an opinion.
The plasma membrane, because it's a selective permeable which means it only allows certain things in like sucrose.
This is a product of meiosis