I need help with the one with the pen on it

Chemistry

2 answers:

Setler [38]3 years ago

5 0

<span>The human body is organized at different levels, starting with the cell. Cells are organized into tissues, and tissues form organs. Organs are organized into organ systems such as the skeletal and muscular systems.</span>

Pavel [41]3 years ago

5 0

Q: What is the job of your heart?
A: Your heart is sort of like a pump, or two pumps in one. The right side of your heart receives blood from the body and pumps it to the lungs.

Answered this just to help out. I seen that your question was answered.

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