No animals get nitrogen from eating plants or other animals that contain nitrogen and plants get nitrogen from the soil by absorption through their roots as amino acids, nitrate ions, nitrite ions, or ammonium ions.
Because their bodies tell them that they need more oxygen and so breathe faster, and try and get the oxygen their body requires and depends on.
An expiremental constant is the amount of water and sunlight, the variable is the music
Answer:
Gravitational force
Explanation:
Gravitational force is the force that attracts an object down to the earth. It’s also the reason why we don’t float on this planet. This force is also why anything that isn’t thrown up must come down.
In space and other planets with little or no gravitational force ,organisms float over there which makes its inhabitation by organisms very difficult.
The color blindness would be from his mother, since it is located in the X chromosome, and since his father is not color blind, and he only has one X chromosome, it could not come from him, but since the trait is recessive in women (meaning that it is covered up by a capital X) it means his mother could have the trait in one of her chromosomes, but not the other. Unfortunately Bob got the short end of the stick and got the chromosome with color blindness, and since men only have one X chromosome, it is dominant in men, leaving Bob with color blindness.
