Answer:
Gas exchange occurs at two sites in the body: in the lungs, where oxygen is picked up and carbon dioxide is released at the respiratory membrane, and at the tissues, where oxygen is released and carbon dioxide is picked up.
Explanation:
What do u need help with there’s nothing there
Answer:
False
Explanation:
Eukaryotes include animal cells which do not have chloroplasts
Thymine
The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
Answer:
Identify all the entities in the system. An entity should appear only once in a particular diagram. ...
Identify relationships between entities. Connect them using a line and add a diamond in the middle describing the relationship.
Add attributes for entities.
Explanation:
