A subatomic particle that has a negative charge

• Electron

• Matter

• Law of Conservation of Mass

• Endocrine System

a region around the nucleus of an atom where electrons are likely to be found

• Mitosis

• Electron Cloud

• Element

• Law of Conservation of Mass

A pure substance made of only one kind of atom

• Muscular System

• Mixture

• Element

• Large Vacuole

Consists of glands that control many of the body's activities by producing hormones.

• Endocrine System

• Matter

• Muscular System

• Mutation

A cell structure that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another.

• Lysosome

• Endoplasmic Reticulum

• Law of Conservation of Mass

• Electron

the system that removes waste from your body and controls water balance

• Large Vacuole

• Element

• Excretory System

• Endoplasmic Reticulum

A state of matter with no definite shape or volume

• Greenhouse Effect

• Law of Conservation of Mass

• Mixture

• Gas

A segment of DNA on a chromosome that codes for a specific trait

• Mesosphere

• Matter

• Gene

• Greenhouse Effect

genetic makeup of an organism

• Genotype

• Group

• Mixture

• Mitochondria

A cell organelle that helps make and package materials to be transported out of the cell

• Golgi Complex

• Matter

• Mass

• Homeostasis