Answer:
Bipedal posture allowed arms to be free to develop and use tools.
Explanation:
a graphite neutron moderator
Answer: i dont know the question
Explanation:
<u>Answer:</u>
internal carotid and vertebral; internal jugular
_____________________________
Blood flows to the brain through the<u> internal carotid and vertebral </u>arteries and away from the brain through the <u>internal jugular</u> veins.
I believe it's false. The nucleus is the control center of the cell. The mitochondria is commonly known as the cell's powerhouse.
