There are important differences in the structure and chemical makeup of their cells.
Some prokaryotes are unicellular, and others are multicellular. Although bacteria and archaea are similar in some ways, there are important differences in the structure and chemical makeup of their cells.
Answer:
you die ?
Explanation:
dont you die when your heart stops???
Alpha motor neurons receive input from a number of sources, including upper motor neurons, sensory neurons, and interneurons. The primary output of α-MNs is to extrafusal muscle fibers.
<span>It has to do with the size of each molecule. One is large (double ring) and the other is small (single ring). If 2 purines would pair, pyrimidines next to them wouldn't be able to bind with each other, and if two pyrimidines would bond, there wouldn't be enough space for 2 purines next to them to fit. By having them pair with each other, the spacing along the length of DNA or RNA is kept uniform. </span>