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ATI TEAS 6 EXAM STUDY GUIDE

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ATI TEAS 6 EXAM STUDY GUIDE Science Cell ➢ 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...

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ATI TEAS 6 EXAM STUDY GUIDE

Science

Cell

➢ 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

➢ Nuclear parts of a cell

o Nucleus: contains chromosomes, & regulates DNA of the cell.

Defining structure of eukaryotic cells (they all have nucleus).

Passes genetic traits between generations. Contains nuclear

envelop, nucleoplasm, nucleolus, nuclear pores, chromatin, &

ribosomes.

o Chromosomes: thread like rods of DNA. Short

deoxyribonucleic acid, DNA is the genetic material that stores

information about the plant/animal.

o Chromatin: DNA & Protein makeup chromosomes

o Nucleolus: Proteins, small/round doesn’t have membrane.

Protein synthesis, synthesizes & stores RNA.

o Nuclear envelope: Encloses structures within nucleus. Made of

lipids.

o Nuclear pores: Exchange materials between the nucleus *

cytoplasm

o Nucleoplasm: Liquid like cytoplasm, within nucleus.

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