Answer:
Its reactivity, or tendency to form chemical bonds with other atoms.
Explanation:
Carbon dioxide moves out of the tissues (cells) into the bloodstream to be exhaled in internal respiration.
If each subunit of a hemoglobin protein molecule carries a heme group and a hemoglobin protein molecule is made of four subunits, two α and two β, we can simply multiply four (number of heme groups that can be found in one hemoglobin protein molecule) by three (number of hemoglobin protein molecules considered). 4×3=12
There are twelve heme groups in three hemoglobin protein molecules.
Answer:
A, B, D & E
Explanation:
Watershed conservation aims to protect wildlife in the watershed, restore vegetation, keep the watershed environment healthy, and in very dire cases may even have to relocate the watershed to a less polluted area
