Chapter 2 Lesson 2

Question 1

Cell membrane

Answer 1

A thin layer that surrounds and holds a cell together

Question 2

Cytoplasm

Answer 2

A Gel-like substance containing chemicals needed by the cell

Question 3

Nucleus

Answer 3

Information and control center of the cell

Question 4

DNA

Answer 4

The chemical inside cells that stores information about an organism

Question 5

Ribosome

Answer 5

A protein builder of the cells

Question 6

Mitochondrion

Answer 6

An Organelle that uses oxygen to break down food and release energy in chemical bonds ( plural is mitochondria)

Question 7

Vacuole

Answer 7

Stores substances such as food, water, and waste products

Question 8

Endoplasmic reticulum

Answer 8

A system of tubes that process and transports proteins outside the cell

Question 9

Cell wall

Answer 9

The outer part of a plant cell that provides structure to the cell

Question 10

Chloroplast

Answer 10

Captures the light energy from the sun to make food

Question 11

Lysosomes

Answer 11

Breaks down substances

Question 12

Atom

Answer 12

The smallest particle of an element that still has the properties of that element

Question 13

Molecule

Answer 13

Two or more atoms joined together

Question 14

ATP

Answer 14

High-energy molecules that store energy in a form the cells can easily use

Question 15

RNA

Answer 15

A molecule that works together with DNA to make proteins