Biology Levels
Water
Viruses
Cells
Organelles
100

a non-living part of the environment such as sunlight, temperature and humidity 

Abiotic factors 

100

attraction of molecules of the same substance 

Cohesion 

100

Medical treatment that can prevent virus infections 

Vaccines 

100
equipment used to study cells 

Microscope 

100

Powerhouse of the cell. Provides energy 

Mitochondria 

200

A group of different populations that live in the same area 

Community 
200

Attraction of between molecules of different substances. The meniscus is an example

Adhesion 

200

Protein coating of a virus 

Capsid 

200

This organism has cells that contain chlorophyll and a cell wall 

Plant cell 

200

Regulates what enters and leaves the cells. Protects and supports the cell. Found in plants and animals 

Cell Membrane 

300

This level of organization comes after cells  

Tissues 

300

The Universal Solvent 

Water 

300

An RNA virus that causes the infected host cell to copy its RNA into DNA 

Retroviruses 

300

Types of cells that smaller and do not contain a nucleus. Single celled organisms 

Prokaryotes 

300

organelle that appears flattened. Modifies, sorts, and packages proteins. The USPS or Fedex of the cell

Golgi Apparatus 

400

This natural system includes all saltwater, freshwater and ice 

hydrosphere or water cycle 

400

Solutions with a pH of below 7. Lemon juice is an example 

Acids

400
Type of infection where the virus enters a cell and immediately starts making copies of itself causes the cell to burst. 

Lytic Cycle Infection 

400

Cells that enclose their DNA in a nucleus: Examples: plants and animals 

Eukaryotes 

400

Membrane enclosed saclike structure that stores water, salts, and organic molecules 

Vacuoles 

500

Growth and development, regulation and reproduction are example of what

Properties of Life 

500

Mixtures of water and non-dissolved material 

Suspensions 

500

This type of viruses infection enters a cell then lays dormant or inactive until the host's immune system is weak

Lysogenic cycle infection 

500

All living things are composed of cells 

Cells are the basic unit of structure and function in living things 

New Cells are produced from existing cells 

Cell Theory 

500

Small organelle filled with enzymes that break down large molecules and organelles that are no longer useful. Cleans up the cell 

Lysosomes 

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