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BIO I- Cell Structure
Terms in this set (20)
Where are proteins produced other than on ribosomes free in the cytosol or ribosomes attached to the ER
A cell with a predominance of free ribosomes is most likely _____.
primarily producing proteins in the cytosol
Which of the following is present in a prokaryotic cell?
Which organelle is the primary site of ATP synthesis in eukaryotic cells?
What is the most likely pathway taken by a newly synthesized protein that will be secreted by a cell?
vesicles that fuse with plasma membrane
Thylakoids, DNA, and ribosomes are all components found in _____.
Which of the following macromolecules leaves the nucleus of a eukaryotic cell through pores in the nuclear membrane?
Which structure is common to plant
Which of the following is a major difference between prokaryotic cells and eukaryotic cells?
Eukaryotic cells have more intracellular organelles than prokaryotes.
Suppose a young boy is always tired and fatigued, suffering from a metabolic disease. Which of the following organelles is most likely involved in this disease?
What is the function of the nuclear pore complex found in eukaryotes?
It regulates the movement of proteins and RNAs into and out of the nucleus.
A cell with an extensive area of smooth endoplasmic reticulum is specialized to _____.
synthesize large quantities of lipids
Which structure is the site of the synthesis of proteins that may be exported from the cell?
In a plant cell, DNA may be found _____.
in the nucleus, mitochondria, and chloroplasts
Large numbers of ribosomes are present in cells that specialize in producing which of the following molecules?
Prokaryotes are classified as belonging to two different domains. What are the domains?
Bacteria and Archaea
All of the following are part of a prokaryotic cell EXCEPT
an endoplasmic reticulum
Which structure is NOT part of the endomembrane system?
Organelles that breakdown hydrogen peroxide into waterand oxygen are:
Plant cells often have a large membrane-bound sac that is used for storing water and other substances called a:
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