Which is a biotic factor operating within an ecosystem? a) the type of climate in a given region b) the carnivores that consume other animals c) the amount of helium gas in the air d) the rate of flow of water in a river

Four types of motile cells in human body?

What was photo 51 with rosalind franklin?

Which of the following matches the organisms described with the correct domain? a. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycanb. archaea--multicellular, eukaryotic organisms that do not have cell wallsc. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sourcesd. bacteria--unicellular, eukaryotic organisms that always lack cell walls