GCU BIO 181 COMPREHENSIVE STUDY GUIDE TESTED QUESTIONS AND VERIFIED ANSWERS

GCU BIO 181 COMPREHENSIVE STUDY
GUIDE TESTED QUESTIONS AND VERIFIED
ANSWERS

●● Electron Microscopy
Answer: uses a beam of electrons to create an image of the specimen


●● Cell Fractionation
Answer: The disruption of a cell and separation of its organelles by
centrifugation.


●● Cell Size and Surface Area
Answer: A cells efficiency depends on its size. If the larger the cell the
less efficient the cell is especially if it has a high surface area to volume
ratio.


●● Bacteria Cells
Answer: Apart of the prokaryotic family of cells, and is the only living
cell that does not have a nucli surrounding by a membrane.


●● Archaea Cells
Answer: No membrane bound organelles inside of the cell apart of the
prokaryotic family.

, ●● Prokaryote
Answer: Any cell that does not have membrane-bound organelles.


●● Eukaryote Cells
Answer: Any cell that has membrane-bound organelles such as a
nucleus.


●● Ribosome
Answer: A cell organelle composed of RNA and protein; the site of
protein synthesis.


●● Contractile Vacuole
Answer: The cell structure that collects extra water from the cytoplasm
and then expels it from the cell


●● Smooth Endoplasmic Reticulum
Answer: This makes lipids and transports them throughout the cell; it
also helps to detoxify drugs.


●● Lysosome
Answer: Contains digestive enzymes necessary for breaking down
materials within a cell