What's this? The basic unit of animal tissues and organs
animal cell
All living things are made of ____. Most of them are too small to see with the naked eye.
cells
This part holds the cell contents in and controls which substances pass in and out.
cell membrane
A rigid structure that protects and strengthens some cells. Animal cells do not have it.
cell wall
The green substance in plant cells that absorbs sunlight
chlorophyll
_____have the symbol µm. Cells are usually measured in.
micrometre
An organelle that breaks down sugars to supply energy. They are a cell's 'power plants'.
mitochondrions
Humans, insects, mushrooms and trees are examples of __________ __________
multicellular organism
An organelle that controls a cell’s activities It stores DNA, which instructs how the cell grows and functions.
nucleus
A group of similar cells that work together
tissue
An organelle that stores fluids, nutrients and wastes
vacuole
Bacteria and yeast are examples of _______organisms.
unicellular
Identify whether the following statement is true or false. "Scientific theories do not change over time"
False
Under the microscope, you can see that each cell has a cell wall, cell membrane and a nucleus. Determine what type of cell this.
Plant cells
