Together organ systems make us healthy and living.
Answer:
False
Explanation:
-Carbon has 4 electrons in its outer shell
-It can achieve a full outer shell by forming Covalent Bonds
Answer: CAPILLARIES
Explanation: Gas exchange is the delivery of oxygen from the lungs to the blood stream, and the elimination of carbon dioxide from the blood stream to the lungs. It occurs in the lungs between the alveoli and a network of tiny blood vessel is called capillaries, which are located in the walls of the alveoli.
Answer:
D - all of these
Explanation:
They are both mammals
Bats are classified in:
- Kingdom: Animalia
- Phylum: Chordata
- Class: Mammalia
Humans are classified in:
- Kingdom: Animalia
- Phylum: Chordata
- Class: Mammalia
Therefore, the answer is D.