Why there are more substances on earth than are listed on the periodic table of elements

Hurry 25pts which one of these is involved in both sexual and asexual reproduction a sperm b spores c seeds d eggs

Cells are adapted to preform specific functions. which of the following terms refers to this capability?

How does the fossil record provide evidence that the modern whale evolved from the anthracotheres? a) the modern whale looks like their ancestor the anthracotheres. b) the modern whale has all of the same structures as their ancestor. c) there is not enough evidence to suggest the the modern whale evolved from the anthracotheres. d) the anthracotheres has a structure that is still present in the modern whale, but is no longer of use to the modern whale.