alleles/gametes!?

Question

Skin color in a fish is inherited via a single gene with four different alleles. How many different types of gametes would be possible in this system?
A) 1
B) 2
C) 4
D) 8
E) 16

Answer 1

Since it's a single gene, then each gamete will get one allele for this gene. There are four possibilities, so the answer is C.

Answer 2

E) 16, 4 * 4 = 16

Answer 3

What I even have heard is that Y sperm swim swifter than X sperm do and tend to realize the egg first. in spite of the undeniable fact that, they do no longer stay as long by using fact the X sperm do. If there are aspects which inhibit sperm style reaching an egg, it somewhat is going to choose X sperm. in accordance to the possibility in cellular branch, sperm stem cells have an X and Y chromosome, and there is an equivalent possibility of an somewhat sperm getting the two. in spite of the undeniable fact that, there are a great style of different aspects which come into play, the two interior the guy's physique and outdoors it. it somewhat is possibly why there are maximum of sperm produced. there are maximum of issues that can circulate incorrect with them. besides genetics, there are additionally categories of sperm. some are incapable fo fertilizing an egg and exist just to guard attainable sperm. The delivery canal is acidic and crammed with a girl's immune cells. it somewhat is an exceedingly antagonistic atmosphere for sperm. the appropriate style of sperm cells are the killer cells. They act like immune cells in the event that they bump into sperm cells from yet another guy. I even have even heard the variety of killer cells has been suggested to develop in adult males who suspected their companions have been untrue. the appropriate occasion of a guy no longer able to offer toddlers of the two sexes grew to become into England's king Henry the 8th. He discovered his toddlers have been daughters, and he desperately needed a son to maintain his kin on the throne. His many better halves have been his tries to father a male baby. the undertaking grew to become into of course his yet this grew to become into before every physique knew something approximately genetics or chromosomes. Henry's problems have been extra complicated via the certainty the Roman Catholic church did no longer enable divorce. for this reason he and his courtroom had to plot techniques of executing his better halves on quotes of treason. in spite of the undeniable fact that, this ruse ought to no longer final indefinitely, which grew to become into why the Anglican church arose. Henry actually broke with Rome and shaped his very own christian sect. Anglicans and Catholics are almost same, yet Anglicans can likely divorce a techniques greater handy than Catholics can.