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Biology Chapter 1

Erica

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3.Plants make ______ using carbon dioxide, water, and energy from the sun
5.Water is an important chemical that dissolves other chemicals into a _________
7.During this process, food is broken down into chemicals that cells can use
8.The life activity that gets rid of wastes
10.Groups of similar cells that work together
11.The most plentiful chemical in living things
12.When plants and animals are sensing and _____________ they pick up signals and then change or move
Down
1.All the chemicals living things need
2.Two or more atoms joined together form _______
3.The thin layer that surrounds and holds together a cell
4.During this process, cells release energy stored in food
6.Groups of different kinds of tissues form _____
9.The basic unit of life

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