What abiotic components would most likely change in a shallow ocean ecosystem during upwelling?

increase in oxygen content
decrease in oxygen content
increase in competition
decrease in competition

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.