Bio 181 Final Exam Study Guide (nau) with Complete Solutions | All Verified
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Course
Nothern Arizona University
Institution
Nothern Arizona University
Bio 181 Final Exam Study Guide (nau)
with Complete Solutions | All Verified
Cell Theory - Answer️️ -1. all living organisms are composed of 1
or more cells.
2. cells are the smallest units of life.
3. cell division produces new cells.
Eukaryotic - Answer️️ -(true nucleus)
>protist...
3. cytoplasm- space w in plasma membrane (metabolism)
4. nucleoid- no membrane, location of dna
5. ribosomes- synthesis of polypeptides
6. glycocalyx- outercovering of the cell, viscous (cell protection,
attachment of cell to surfaces.
7. pilli- hairlike (attachment)
8. plagella- hair or tail like (movement)
compartmentalization - Answer✔️✔️-formation of cellular
compartments.
smaller cells (SA/V) - Answer✔️✔️-more surface area per volume
large cells (SA/V) - Answer✔️✔️-less surface are per volume, more
room for metabolism, surface area limits rate of exchange.
catabolism - Answer✔️✔️-break down of large molecules into small
molecules with the release of energy.
anabolism - Answer✔️✔️-small molecules ----> large molecules
(needs energy)
*microtubli - Answer✔️✔️->largest (25 nm)
>2 subunits form a strand
>13 strands form a hollow tube
2
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