Why do scientists consider vestigial structures as an evidence for evolution

Choose the molecule that is described by each phrase. energy used during long activities:

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.

What volume of a 0.25 m solution can be made using 0.55 moles of ca(oh)2