What is the maximum number of adams that a carbon adam can bond with any organic compound

Contrast how pollination is different among gymnosperms and angiosperms.

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

What does the positioning of transcription factors determine?