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BIO 253 Final Exam –Questions & Solutions (100%)

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BIO 253 Final Exam –Questions & Solutions (100%)

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BIO 253
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BIO 253










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Institution
BIO 253
Course
BIO 253

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Uploaded on
October 30, 2025
Number of pages
22
Written in
2025/2026
Type
Exam (elaborations)
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Questions & answers

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BIO 253 Final Exam –Questions & Solutions
(100%)

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Practice questions for this set


Learn 1 /7 Study with Learn




smooth muscle, parasympathetic and involuntary




Choose an answer



1 Macromolecules 2 Smooth ER



3 Saltatory Conduction 4 Urethra



Don't know?




Terms in this set (164)

, large particles consisting of
molecules (DNA and Protein)
Macromolecules



conducts impulses AWAY from
the cell body
Axon



conducts impulses TOWARDS
the cell body
Dendrites



released at the axon terminal

Neurotransmitters



Impulse jumps between nodes
of Ranvier.
Saltatory Conduction



sodium Channels open

Depolarization



Potassium channels open

Repolarization



Command center "brain of the
cell"
Nucleus

, "Amazon" helps process and
package proteins and lipid
Golgi Apparatus
molecules



"Lysol" clean up cells

Lysosomes



Found inside the nucleus and
produces ribosomes
Nucleolus



ATP production "powerhouse
of cell"
Mitochondria



no ribosomes, conducts lipid
synthesis
Smooth ER



contains ribosomes for protein
synthesis
Rough ER



made up of lipids,
phospholipids, proteins, and
Cell Membrane
cholesterol



positive charge

Protons

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