How do channel proteins assist cells in the process of diffusion

What is the difference between a meteoroid and a meteor?

Which chemical bond most likely stores the most energy? o a. double carbon-carbon bond o b. single carbon-carbon bond o c. hydrogen-oxygen bond o d. sodium-chlorine bond

Dawn mistakenly took a multivitamin intended for men that contains 90 mg of vitamin c (or 100% of the vitamin c rda for men). if the multivitamin was dawn’s only source of vitamin c for the day, what percentage of the women’s vitamin c rda did she consume? a. 52% b.83% c.100% d.120%