Explanation:
The respiratory system allows for intake of oxygen, food 4 cells 2 absorb through the circulatory system.
once food is digested, it runs through the circulatory system as glycogen, (sugars). cells can readily absorb glycogen bcause of the fact it has smaller molecules 4 cells to absorb, to give them energy to function normally. respiratory system and the pulmonary aorta, distributes through the heart, absorbs food 4 heart, and distribute glycogen 2 rest of body, 4 cells 2 absorb 4 energy... hope this is helpful..
The receptor for smells are known as tastebuds which is answer D
The body frame takes into consideration the bone structures which vary in size for different people . Also the bone density of one person is different from another. Weight and density of bones determines the size of the body frame. There are three categories of body frames: small, medium and large frame. People with large frames have a bone structure which is much larger, while people with small frames have much lesser bone weight.
In through nose out through mouth
Answer:
substance risk one risk two
Explanation: