According to the fossil record, five
took place, which lowered the variety of species found on earth today?

Name the type of chemical that speeds up digestion

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.