Explanation:
hemoglobin is that pigment which is present in erythrocytes and transports oxygen.
Carbohydrates, lipids, or proteins can be broken down to form ATP. The most common is Carbohydrates.
Answer:
A
Explanation:
am not to sure but it mostly likely is hopefully this helps you
There are three parts to this theory. The first part states that all organisms are made of cells. The second part states that cells are the basic units of life. These parts were based on a conclusion made by Schwann and Matthias Schleiden in 1838, after comparing their observations of plant and animal cells.