If tyler does not eat a diet that includes essential amino acids, his cells will not be able to build nucleic acids. certain proteins. cell membranes. certain carbohydrates.

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

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

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase