Cruise ship tour: Last look at the original 'Love Boat'. One of the most famous cruise ships of the modern era, the former Pacific Princess, is being dismantled at a scrapyard in Turkey.
The male parent does. Sex is determined by two chromosomes, X and Y. A female is XX, a male is XY. Since women completely lack the Y choromosome, they always contribute an X chromosome to the baby.The sex is determined by whether the sperm that fertilizes the egg is carrying another X or a Y.es | No Thank you! The male parent does. Sex is determined by two chromosomes, X and Y. A female is XX, a male is XY. Since women completely lack the Y choromosome, they always contribute an X chromosome to the baby. The sex is determined by whether the sperm that fertilizes the egg is carrying another X or a Y.
In humans, the __________ determines the sex of the offspring because __________. A gene that is located on a sex chromosome (X or Y chromosome) is __________. Human males are much more likely than human females to have the recessive condition hemophilia (a failure of the blood to clot properly). This is the case because __________.