ATI TEAS 6 SCIENCE EXAM 2021 STUDY GUIDE
➢ Cell: basic organizational unit of all living things. One thing in common is they all have membranes (phospholipids).
➢ Cell structure organization: All cells contain DNA, and RNA &
can synthesize proteins. Consists of nucleic acids, cytoplasm, and cell membrane.
o Tissues: Cells that are grouped together
o Organs: Tissues that are grouped together
o Systems: Organs that are grouped together
o Organism: A complete individual
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