Answer:
Thymine and uracil or adenine have two hydrogen bonds between them, whereas guanine and cytosine have three.
Two molecules of oxygen atoms are present in the oxygen molecule and ozone molecule has three oxygen atoms.The oxidation potential of ozone is higher as compared to that of oxygen so it can whirl some oxidation processes much faster than that of oxygen. The densities of both the molecules are also different.
Grams would be the correct answer hope this helps!
Answer: B - transports oxygen and carbon dioxide for the respiratory system
The cardiovascular system consists in the heart and all blood vessels. Blood vessels lead the blood from the heart to the rest of the body and then brings it back. It's in the lungs, part of the respiratory system, where the gas exchange is going to happen. What that means is that oxygen is going to enter the blood while the carbon dioxide needs to be eliminated.
(If the option A, said carries hormones FROM the endocrine system, that would be also correct.)
Answer: because mammals have more complex biological structures; limb regeneration would require sophisticated controls to ensure that limbs and organs don’t grow out of control.
Explanation:
