Cells

The basic unit of structure and function in a living things.

• chloroplast
• nucleus
• cell
• cell membrane

In a plant cell, a stiff wall surrounds the membrane, giving the cell a rigid, boxlike shape.

• cell membrane
• cell
• ribosome
• cell wall

A gel-like fluid in which many different organelles are found.

• cell membrane
• nucleus
• organelle
• cytoplasm

The network of passageways carries materials from one part of the cell to another.

• endoplasmic reticulum
• golgi bodies
• vacuole
• cell

Directs all the cell's activities.

• mitochondria
• chloroplasts
• vacuole
• nucleus

Which of the following statements is true about cells?

• All living things are made up of one or more cells.
• The cell is the basic unit of a living organism.
• Cells come from other cells.
• All the above.

Multicellular means?  

• they contain huge number of cells
• one cell only
• cytoplasm
• cheese

Which term describes the cell membrane's ability to choose what enters/leaves the cell? 

• selectively permeable
• permeable
• impermeable

Which organelle would NOT be found in animal cells? 

• mitochondria
• chloroplast
• Golgi body
• nucleus

What is a system in the human body?

• A group of cells that work together.
• A group of tissues that work together.
• A group of organs that work together.
• Microscopic bugs that live in our eyelashes.