Answer:
b
Explanation:
Nuclear is the largest source of clean power in the United States. It generates more than 800 billion kilowatt hours of electricity each year and produces more than 55% of the nation's emissions-free electricity.
"Diffusion is the movement of molecules from an area of higher concentration to one of lower" is the one among the following choices given in the question that <span>best describes the process of diffusion. The correct option among all the options that are given in the question is the fourth option or the last option.</span>
If CPR is not performed, C. 4 minutes will elapse before the brain becomes damaged from lack of oxygen.
One minute isn't enough time - you can even hold your breath for one minute without fainting. Some people can even do it for 2 minutes.
Ten minutes is too long - you would be long dead.
Answer:
vancomycin
Explanation:
β-lactam antibiotics are those antibiotic that that contain a beta-lactam ring (the cyclic amide with the nitrogen atom attached to the β-carbon) in their molecular structures. This class of antibiotics is the most commonly used and it includes penicillin derivatives, cephalosporins, monobactams, and carbapenems. The mechanism of action of β-lactam antibiotics is inhibition of cell wall biosynthesis in the bacteria.
