Two sets of musdes, the voluntary muscle skeletal (external internal) external
sphincter, and the involuntary smooth muscle (externaVinternal Internal
sphincter permit urination, which is technically called uretha luse scientific name),

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

The first amino acid of a new polypeptide chain is

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?