PLEASE HELP I'M BEING TIMED Chromatids are
Group of answer choices

prokaryotic nuclei.

dense patches within the nucleus.

bacterial chromosomes.

duplicate halves of a chromosome.

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d

Why are common names a problem for scientist?

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution