___ transport, molecules move from areas of concentration to concentration across a cell membrane, which requires no to be used. Diffusion, , and diffusion are examples of passive transport that the uses to move in and out of a cell.

Ablastocyst is a group of cells that forms after a human egg is fertilized. the blastocyst consists of two types of cells. some of these cells will become the placenta. what do the other cells develop into?

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

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?