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The Cells

Lily Zerkle

This puzzle is a review of the cells, their structures and functions.

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Across
1.Changes in DNA
3.Contains genetic information
6.Protein packing plant, the shipping/receiving center for the cell. (2 Words)
7.The factors that control traits
10.The process by which the cell makes an exact copy of its DNA
11.bacteria cells, or cells lacking a nucleus
12.supports the cell and provides shape
15.will lie at right angles in the cell
17.A mass of abnormal cells
18.The stage when cytoplasm splits and cell membrane forms around new cells
20.The process when a cell divides twice and produces sex cells.
21.A specialized part of a cell that performs a special function, a small organ in a cell.
22.The control center or "brain" of the cell, it contains DNA
Down
1.This surrounds the cell and contains proteins that allow nutrients in and out of the cell.
2.These contain digestive enzymes or "suicide sacs" Cells break down if this explodes.
4.controls level of water into the cell, is the powerhouse, makes energy in the form of ATP
5.Controls cellular traffic (2 Words)
8.Large vessicle that stores food or water for the cell
9.Matter that fills the organelles, is composed of water with free floating molecules.
13.these small organelles make proteins, mini protein factories
14.The trait that is hidden of dominant allele is present
16.Contains RNA
19.The stage when the cell divides

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