<span>Like DNA, RNA polymers are make up of chains of nucleotides *. These nucleotides have three parts: 1) a five carbon ribose sugar, 2) a phosphate molecule and 3) one of four nitrogenous bases: adenine, guanine, cytosine or uracil.
i hope this helps if it does can i get brainliest answer</span>
Answer:
astronauts are brought back to by a Soyuz capsule. The Soyuz capsule has a curved ablative heat shield that is used to prevent heat from building up and penetrating the crew cabin.
Aerobic Respiration
<span>Cellular respiration involves a series of chemical reactions. The enzymes increase the rate of the reactions. So option “B” is the correct option as far as the given question is concerned. The reactions that are catalysed by enzymes actually helps the organism to grow, respond to various changes in the environment, reproduce and continue maintaining their own structures. Cellular respiration is also considered a part of the metabolism process. This process actually helps in carrying the oxygen through the blood. </span>
