The dna is not copied before meiosis 2
<span>The correct answer here is A. In a scientific experiment, the dependent variable is the variable that is being tested and then measured. The answer referenced in D, the variable that is manipulated, is referring to the independent variable.</span>
Hitherei thinkthe answeris1
I believe the answer to your question would be:
<span>phosphate heads of phospholipid</span>
In GIFT, the sperm and eggs are just mixed together before being inserted and, with luck, one of the eggs will become fertilized inside the fallopian tubes. ... With GIFT, fertilization actually takes place in the body rather than in a petri dish. However, in vitro fertilization techniques have become more refined.