Which of the following substances is not a fossil fuel? a.
coal
c.
gas
b.
oil
d.
wood

Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human

When mitochondrial dna from living relatives was compared with mitochondrial dna from the skeletons, scientisits determined that skeletons 3,4,5,6 and 7 were members of the romanov family. which of these skeletons can be identified by name based on the evidence you have? explain your answer.

During prohase 1 of meiosis crossing over between the sister chromatids occurs