Answer: Carbon dioxide
Explanation:
In cellular respiration, glucose is broken down to form ATP/energy. Water and carbon dioxide are also released as byproducts. Since water isn’t an option, the answer is carbon dioxide.
Answer:
Aristotle
Explanation:
Aristotle was the first person to study the embryos of different species.
The skin of the animal<span> is one of the first systems affected so it is the first indicator when an </span>animal becomes sick. The skin of an animal should be examined for signs of disease. Examined should be the structure and the <span>functioning of the skin. If there are some abnormalities it can be sign that the animal is sick. </span>
The list which correctly summarizes the main functions of proteins in the human body is the last one - p<span>owering movement, structural support, hormone production, antibody and enzyme production.
Skeletal muscles are responsible for movement and those muscles are made of protein. </span>
