Cells

Which statement reflects one of the major components of the cell theory?

• All living things are multi-cellular.
• Organs are the basic unit of structure and function for all living things.
• All cells come from previously existing cells.
• Every organism has a reproductive system to ensure survival of the species.

A cell that has a true nucleus

• Prokaryotic

• Eukaryotic

Check the 3 parts of Cell Theory

• All organisms are composed of one or more cells.

• The cell is the basic unit of structure and organization in organisms.

• Cells spontaneously arise from carbon and nutrients carried in the bloodstream.

• All cells come from pre-existing cells.

The heart is an organ because it is a group of _____________ working together.

• organelles

• cells

• tissues

• systems

Choose the correct order of organization from simplest to most complex.

• tissues --> cells --> organs --> organism --> organ system

• organism --> organ system --> organs --> tissues --> cells

• organs --> organ system --> tissues --> organism --> cells

• cells --> tissues -->organs --> organ systems --> organism

What can only be found in plant cells?

• Cell membrane
• Vacuole
• Chloroplast
• Mitochondrion

What cell part is NOT found in all cells?

• Cell Wall
• Cell Membrane
• Cytoplasm
• DNA/RNA

This holds water, food, or waste.

• lysosome

• vacuole

• cell wall

• cell membrane

Organelles are suspended in this.

• nucleus

• cytoplasm

• golgi body

• ribosome

This is responsible for removing waste and dead parts from the cell.

• mitochondria

• lysosome

• vacuole

• cell wall