Which explains a differences between prokaryotic and eukaryotic gene regulations

not too sure maybe olecranon process

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it