Answer:
Tim and his wife are trying to have babies
Explanation:
The hCG or the Human chorionic gonadotropin is the name of a hormone that is for the maternal recognition of pregnancy and is produced by the trophoblast cells which surrounds a growing embryo, and it eventually forms placenta after implantation.
Luteinizing hormone is also known as gonadotropin. This hormones is an important sex hormones for both men and women.
In the context, the doctor advised Tim to take a medical course of hCG that is having the similar effects like the luteinizing hormones as Tim and his wife is planning for babies.
Yes, only the pulmonary artery carries blood towards the heart
<span>False. RNA has four different bases, adenine, guanine, cytosine and uracil. The first three of these are also found in DNA, but when it comes to RNA, there is no thymine, it is in fact replaced by uracil as the base to compliment adenine. So RNA has adenine, but not thymine.</span>
