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ATI TEAS 7 FULL STUDY GUIDE
(SMART EDITION): SCIENCE - CELL
STRUCTURE, FUNCTION, AND TYPE.
Exam Questions And Answers (Guaranteed
A+)
The smallest structural units and basic building blocks of living things. - answer✔Cells.
Who discovered the first cells in the mid-eighteenth century? - answer✔Robert Hooke.
The cell theory consists of these 3 parts. - answer✔1. All living things are composed of one or
more cells.
2. Cells are alive and represent the basic unit of life.
3. All cells are produced from preexisting cells.
T/F: More than a trillion cells and at least 200 different types of cells exist in the human body. -
answer✔True.
Where is DNA in a prokaryotic cell? - answer✔Floating in the cytoplasm.
There is no nuclei.
What are organelles? - answer✔Specialized structures with a specific cellular function.
Function of ribosomes. - answer✔Aid in protein synthesis.
Function of pili. - answer✔Aid in cellular adhesion.
The 2 most common prokaryotes. - answer✔Bacteria and archaea.
What is a cell membrane? - answer✔A double layer that separates the inside of the cell from
the outside environment.
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