Where would this cell likely be found?

What major structure can be used to tell apart the embryos of acoelomates pseudocoelomates and coelomates?

Which statement about inheritance is true? o girls get most of their traits from their moms, boys get most of their traits from their dads. o male offspring will always have an x-linked genetic disease if the mom is a carrier o fathers always determine the gender of the offspring in humans. o males never have y chromosomes.

In general, are there any major differences that you can see? explain