Question

Which of the following is the best example of the parts of a system working together?
A. John uses a microwave to heat up his food and then puts his leftovers in the refrigerator to keep them cold.

B. Kayla uses a computer to type up an essay, whereas James uses a pen and paper to do the same assignment.

C. The heart pumps blood to the blood vessels, and the vessels transport the blood throughout the human body.

D. A bowling ball, a tennis ball, and a basketball are sitting next to one another on top of a computer desk.

Answer 1

C

Answer 2

winner ^_^

Answer 3

Which of the following statements is true?
A. Organs are made up of cells and tissues.
B. Only some organs contain cells.
C. Tissues are made up of organs and cells.
D. All cells contain at least one tissue.
Next Question

Answer 4

A

Answer 5

Correct :)