Answer:
b. they require more oxygen per unit of volume.
Explanation:
Large animals have a specialized organs for exhalation and inhalation of gases due to the requirement of large amount of oxygen for cellular respiration. Respiration is a process in which energy is released in the form of Adenine tri phosphate (ATP) in the mitochondria of the cell with the addition of oxygen. The waste product such as carbondioxide is produced which is removed from the body body through lungs.
1 2 4 5 6 3
In this order because I said so and I have done it before and 20 words
No they are two different environments with different factors
Answer:
fetus
Explanation:
During the gestational period the developing human is referred to as fetus.
