Answer:
who is anna , and how would i know did was anna a real person and is she dead
Explanation:
Answer:
Just as organs are separate body parts that perform certain functions in the human body, organelles are microscopic sub-units that perform specific functions within individual cells. Organelles are specialized structures that perform various jobs inside cells. Cells often contain hundreds of mitochondria
Explanation:
Answer: A, C, and D
Explanation: The brain is basically the main nervous system, it travels down the spinal cord, and the sensory neurons are part of this system as well because nervous system in your limbs help you feel.
