BIOL101 Unit 5 Quiz
The main structural component of a plant cell wall is ~middle lamella. ~cellulose. ~cytoskeleton. ~plasmodesmata. ~extracellular matrix.
cellulose.
Which of the following statements describes the function of a chloroplast? ~It converts light energy into chemical energy. ~It converts chemical energy into heat energy. ~It aids in intracellular digestion. ~It stores water. ~It manufactures proteins.
~It converts light energy into chemical energy.
A cell being observed under a microscope has a cell wall, plasma membrane, ribosomes, and chromosomal material that is not found in a nucleus. Based on this information, the cell could be a ~cell from a cactus. ~cell from a mushroom. ~cell from a paramecium. ~bacterial cell. ~cell from a fish.
~bacterial cell.
Mitochondria are found in ~animal cells and bacterial cells only. ~animal cells only. ~both plant cells and animal cells. ~plant cells. ~neither plant cells nor animal cells.
~both plant cells and animal cells.
Chromosomes are made from ~condensed vesicles. ~expanded polysaccharides. ~cell recognition proteins. ~expanded ribosomes. ~condensed chromatin.
~condensed chromatin.
Chloroplasts and mitochondria are similar in that they both ~contain DNA. ~are membranous sacs involved in storage. ~are involved in cellular waste processing. ~are involved in helping to maintain cell shape. ~are involved in protein production for the cell.
~contain DNA.
A stack of thylakoids inside a chloroplast are known as what? ~chloroplast. ~granum. ~cristae. ~thylakoid space. ~stroma.
~granum.
Which statement below is correct when comparing plant and animal cells? ~Plant cells only have a plasma membrane, and animal cells only have a cell wall. ~Plant cells only have a cell wall, and animal cells only have a plasma membrane. ~Both plant and animal cells have a cell wall, but only animal cells have a plasma membrane. ~Both plant and animal cells have a plasma membrane, and plant cells also have a cell wall. ~Both plant and animal cells have a plasma membrane and a cell wall.
~Both plant and animal cells have a plasma membrane, and plant cells also have a cell wall.
Where do the vesicles that are being made for secretion from the cell become modified and packaged? ~rough ER ~ribosomes ~smooth ER ~plasma membrane ~Golgi apparatus
~Golgi apparatus
Which of the following is the correct sequence for an altered protein that is secreted from the cell? ~rough endoplasmic reticulum - Golgi apparatus - plasma membrane ~smooth endoplasmic reticulum - plasma membrane - Golgi apparatus - ribosome ~Golgi apparatus - ribosome - plasma membrane ~nucleus - smooth endoplasmic reticulum - Golgi apparatus ~Golgi apparatus - smooth endoplasmic reticulum - plasma membrane
~Golgi apparatus - smooth endoplasmic reticulum - plasma membrane
Without receptor proteins, a cell would not be able to ~divide. ~transport water into the cytoplasm. ~allow the passage of H ions into the cell. ~bind to signal proteins from other parts of the body. ~perform metabolic reactions
~bind to signal proteins from other parts of the body.
What does the folding of the mitochondrial inner membrane provide? ~increased space for protein synthesis ~greater ability to remove waste from the cell cytosol ~greater surface area for ATP production ~greater ability to allow for osmosis ~increased surface area for photosynthesis
~greater surface area for ATP production
In bacterial cells and plant cells, cell walls function in ~containing DNA. ~moving organelles throughout the cell. ~modifying lipids and proteins. ~producing the cytoskeleton. ~maintaining cell shape.
~maintaining cell shape.
Which organelle is required for producing ATP for cellular work? ~vacuole ~mitochondria ~chloroplast ~Golgi apparatus ~nucleus
~mitochondria
Bacteria hold their DNA is region inside of their outer membrane. What is this region called? ~cell wall ~fimbriae ~nucleoid ~flagella ~capsule
~nucleoid
What must materials pass through to enter or leave a cell? ~plasma membrane ~nucleus ~ribosome ~lysosome ~vacuole
~plasma membrane
Which of the following organelles is not surrounded by a membrane? ~mitochondrion ~ribosomes ~chloroplast ~nucleus ~lysosomes
~ribosomes
Which of the following is an incorrect match? ~mitochondria - production of cellular ATP ~smooth endoplasmic reticulum - storage of water ~ribosomes - protein synthesis ~lysosomes - cellular digestion ~Golgi apparatus - protein alteration and packaging
~smooth endoplasmic reticulum - storage of water
Cell size is limited because ________ is critical to a cell's function. ~the size of the nucleus ~the ability to photosynthesize ~cilia movement ~the number of microvilli ~surface-area-to-volume ratio
~surface-area-to-volume ratio
Eukaryotic cells move their organelles using ~the cytoskeleton. ~the plasma membrane. ~cilia. ~flagella. ~the endomembrane system.
~the cytoskeleton.