The lake on titan was evaporated, it evaporated because at that time titan was going through summer.
You are looking at tissue under a microscope. One cell shows half the amount of DNA of some of the other cells. This cell is most likely to be in the G1 phase where the cell has just divided.
Hope this answers the question. Have a nice day.
<span>If the evolutionary survival of homosexuality is due to antagonistic pleiotropy then there has to exist a genetic basis for homosexuality. This is because antagonistic pleiotropy refers to when one gene controls for more than one trait where at least one trait is beneficial and at least one trait is detrimental to the organisms survival. In this case, homosexuality would be the trait that is detrimental to the organisms survival and there would need to exist another beneficial trait that is controlled by the same gene.</span>