Two ways in which accepting responsibility can help teenager's maintain good relations with parents​

Aboy with an extra x chromosome probably has which of the following syndromes?

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

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?