Worksheetsch 4 cell bio review
Total questions: 25
Worksheet time: 13mins
The methanobacteria, halobacteria, and sulfobacteria are included in which domain?
blue-green algae
eukarya
bacteria
protista
archaea
When the size of the cell increasesm the suface area/volume ratio
increases initially and then begins to decrease
decreases
remains the same.
increase
decreases initially and then begins to increase.
Which of the following is true of plant cells
The plant cell has no cell wall.
Only plant cells have a cell membrane.
Chromosomes are found only in plant cells.
Plant cells may contain chloroplasts
plant cells are always much larger than animal cells
Which of the following orangelles is not generally found in animal sells
Mitochrondrion
food vacuole
centeral vacuole
endoplasmic reticulum
centriole
Membrane proteins may function in
protein manufacture
information sotrage
receiving extracellular signals
temperature control
amphipathic modification
Which of the following is least likely to be part of a cell memebrane
glycoproteins
transport proteins
phospholipids
enzymes
peptidoglycans
The cytosol is best described as the
three-dimensional array of interconnected filaments.
semifluid substance in which organelles are suspended
fluid within the nucleus
area of the cell not occupided by the nucleus
internal contents of organelles
The smooth endoplasmic reticulum functions in synthesis of
lipids
proteins
DNA.
polysaccharides
lipid, polysaccharides, proteins and DNA
Which of the following processes would be most likely to occur in the goldgi complex
detoxification of drugs
production and packaging of lipids
synthesis of DNA
glycosylation of proteins
synthesis of steriods
Which sequence reflects the locations that a secretory protein will visit on its way from its production to its secretion outside the cell?
rough ER, Golgi complex, smooth ER, ER vesicle
rough ER, secretory vesicle, Golgi complex, ER vesicle
smooth ER, rough ER, Golgi complex, secretory vesicle
rough ER, ER vesicle, Golgi complex, secretory vesicle
nucleus, Golgi complex, rough or smooth ER, secretory vesicle
A protein is destined to be secreted from a cell. In which organelle would you expect to find the protein just after it is produced in the rough endoplasmic reticulum?
lysosome
secretory vesicle
endosome
Golgi apparatus
nucleus
Which of the following is a true statement regarding lysosomes?
The lysosome may mature from a late endosome
The lysosome may function in glycosylation.
The contents of the lysosome originate in the smooth ER..
The lysosome functions in export packaging
None of these are correct.
Which of the following organelles has only a single membrane around it?
nucleus
peroxisome
ribosome
chloroplast
mitochondrion
The major structural elements of the cytoskeleton are
the extracellular matrix and the cell wall.
cleavage furrows and G-actin.
microtubules, microfilaments, and intermediate filaments
the cytoplasm and cytosol
proteoglycans and cellulose microfibrils
The major structural elements of the cytoskeleton are
the extracellular matrix and the cell wall.
cleavage furrows and G-actin.
microtubules, microfilaments, and intermediate filaments
the cytoplasm and cytosol
proteoglycans and cellulose microfibrils
Lignin is an important component in
bacterial cell walls
tight junctions
fungal cell walls
plant cell walls
plasmodesmata
Communication between animal cell sis faciliated by
adhesive junctions
tight junctions
gap junctions
gap and adhesive junctions
plasmodesmata
The main role of the central vacuole in plant cells is to
maintain turgor pressure in plant tissue
synthesize and store proteins
digest trapped food particles
store glycogen for seed growth
catalyzes photorespiration in association with the chloroplast
The extracellular matrix outside the plasma membrane of animal cells is typically composed of
collagen, proteoglycans, lipids, and peptidoglycan.
lipids.
collagen and proteoglycans
peptidoglycan.
cellulose
Mitochondria are thought to have evolved from ancient bacteria. Which characteristics of a free-living bacteria have mitochondria lost over time?
motility
phospholipid membranes
ribosomes
an independent genome
ribosomes, phospholipid membranes, motility, and an independent genome
the hallmark feature of peroxisomal diseases is the accumulation of
a very long chain fatty acid
hydrolases
pigments
ATP.
peroxidases
Prions are
infectious circular RNA molecules that replicate in host cells.
infectious misfolded proteins that cause normal protein molecules to misfold
primitive protein particles that are believed to be an ancient precursor of living cells.
the site of protein synthesis in prokaryotic cells.
simple viruses composed of protein.
Viroids differ from viruses in that they
lack capsid proteins
are self-replicating
are acecellular
are associated with plant diseases
have latent forms that exist in some genomes
Which of the following fundamental properties of life do viruses not possess?
metabolism
irritability and ability to reproduce
metabolism and irritability
irritability
ability to reproduce
Viruses are composed of
RNA and lipid
only protein
DNA and protein
only nucleic acid
nucleic acid, protein, and sometimes lipid.
