Systems

Question 1

Molecules

Answer 1

Molecules are two or more atoms joined (bonded) together, forming small particles.

Question 2

Organelles

Answer 2

Organelles small structure in a cell with a special function.

Question 3

Cells

Answer 3

Cells are the building blocks of all living things.

Question 4

Tissues

Answer 4

Tissue group of cells performing the same function.

Question 5

Systems

Answer 5

Systems are a group of organs working together.

Question 6

cellular respiration

Answer 6

the chemical reaction involving oxygen that moves the energy in glucose into the compound ATP. The body is able to then use the energy contained in ATP.

Question 7

Respiratory system

Answer 7

the body system involving the lungs and associated structures, which take in air and supply the blood with oxygen to deliver to the body’s cells so they can carry out their essential functions; it also performs gas exchange to remove the waste gas carbon dioxide

Question 8

circulatory system

Answer 8

The body system that circulates oxygen in the blood to all the cells of the body. The circulatory system consists of the heart, the blood vessels and blood.