Bio Ch 4 Quiz

Which of the following is a correct matching of an organelle and its function? Golgi apparatus - protein synthesis mitochondrion - cellular respiration lysosome - transport vacuole - control center endoplasmic reticulum - houses DNA

mitochondrion - cellular respiration

What must materials pass through to enter or leave a cell? ribosome nucleus plasma membrane lysosome vacuole

plasma membrane

Plant cells are connected to one another by plasmodesmata fimbriae centrioles cytoskeleton pili

plasmodesmata

Both plants and animals need mitochondria to produce glucose. produce ATP. produce lipids. break down proteins. manufacture phospholipids.

produce ATP

Which of the following organelles lacks a membrane? nucleus chloroplast mitochondrion lysosomes ribosomes

ribosomes

A general eukaryotic cell is typically in the area of 0-1 mm. 1-10 nm. 1-10 μm. 10-100 μm. 10-100 mm.

10-100 μm

Which organelle modifies the contents within vesicles and then repackages them for export? smooth ER rough ER Golgi apparatus ribosomes plasma membrane

Golgi apparatus

Which of the following is a function of glycoproteins? to stitch cells together so that they do not move apart to allow information to pass between adjacent cells to bind cells together into a functional organ to permit cells to recognize one another to allow cell-to-cell communication

to permit cells to recognize one another

Which of the following is a function of the nucleus? prepares molecules for export from the cell provides a place for produced cellular materials to be refined manufactures molecules acts as the control center of the cell assists in moving materials from one part of the cell to another

acts as the control center of the cell

Which is the most common type of intercellular junction between cells of the bladder? adhesion junctions gap junctions tight junctions plasmodesmata None of these are found between cells of the bladder.

adhesion junctions

Some proteins within a cell can be viewed with the human eye. an electron microscope. a light microscope. a magnifying glass. a dissecting microscope.

an electron microscope.

Without gap junctions in certain tissues, cells would not be able to communicate with each other. fluids may leak out past the barrier the junction would create. the tissues would not be able to expand and stretch without damage. nutrients would not be able to be passed from cell to cell.

cells would not be able to communicate with each other.

The main structural component of a plant cell wall is cytoskeleton. cellulose. extracellular matrix. plasmodesmata. middle lamella.

cellulose

Chromosomes are made from condensed vesicles. expanded ribosomes. expanded polysaccharides. condensed chromatin.

condensed chromatin.

The stack of thylakoids labeled "A" in this figure is called

granum

In which way are vesicles different from vacuoles? they are not made from membranes they are smaller vesicles are more specialized than vacuoles they are most often involved in storage they are primarily found in plant cells

they are smaller

Which of the following is a correct match? ribosomes - lipid synthesis Golgi apparatus - production of cellular ATP mitochondria - protein alteration and packaging lysosomes - cellular digestion smooth endoplasmic reticulum - storage of water

lysosomes - cellular digestion

A cell that cannot produce enough energy to function properly most likely has a problem with its nucleus. vacuoles. mitochondria. Golgi apparatus. chloroplasts.

mitochondria

As a molecule moves through the plasma membrane it passes through a hydrophobic layer of phospholipid heads, then a hydrophilic layer of phospholipid tails, and then another hydrophobic layer of phospholipid heads. a hydrophobic layer of phospholipid tails, then a hydrophilic layer of phospholipid heads, and then another hydrophobic layer of phospholipid tails. a hydrophilic layer of phospholipid heads, then a hydrophobic layer of phospholipid tails. a hydrophilic layer of phospholipid heads, then a hydrophobic layer of phospholipid tails, and then another hydrophilic layer of phospholipid heads. a hydrophobic layer of phospholipid tails, and then a hydrophilic layer of phospholipid heads.

a hydrophilic layer of phospholipid heads, then a hydrophobic layer of phospholipid tails, and then another hydrophilic layer of phospholipid heads.

Which of the following is a type of intracellular protein? actin filaments myosin microtubules kinesin All of the above are types of intracellular proteins.

All of the above are types of intracellular proteins.

Which of the following is a possible function of the extracellular matrix in animal cells? enables cells to migrate along intracellular fibers permits communication between the extracellular matrix and the cells creates a variety of consistencies for cells to live in, from flexible cartilage to solid bone helps cells have flexibility All of the answers are possible functions of the extracellular matrix.

All of the answers are possible functions of the extracellular matrix.

Which statement below is correct when comparing plant and animal cells? Plant cells only have a cell wall, and animal cells only have a plasma membrane. Plant cells only have a plasma membrane, and animal cells only have a cell wall. 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 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.

Chloroplasts and mitochondria are similar in that they both contain DNA. are involved in protein production for the cell. are involved in cellular waste processing. are membranous sacs involved in storage. are involved in helping to maintain cell shape.

Contain DNA

Plant cells have walls but do not have plasma membranes. T or F

False

Which of the following statements describes the function of a chloroplast? It converts light energy into chemical energy. It aids in intracellular digestion. It manufactures proteins. It converts chemical energy into heat energy. It stores water.

It converts light energy into chemical energy.

Both the nuclear membrane and the plasma membrane are composed of phospholipids. T or F

True

Proteins within the extracellular matrix play a role in communicating between the matrix and the cytoskeleton. T or F

True

The hydrophilic parts of the plasma membrane are oriented towards both the outside of the cell and the cytoplasm. T or F

True

Mitochondria and chloroplasts are similar in that they both ________, but are different in that mitochondria, but not chloroplasts, ________. are involved in energy conversions; are found in nearly all eukaryotic cells are found in bacteria; are used to capture radiant energy and convert it into chemical energy are organelles involved in the production of proteins; are found in animal cells produce glucose needed for cellular processes; are found in plant cells are responsible for cell movements; help to produce the microtubules seen in cilia

are involved in energy conversions; are found in nearly all eukaryotic cells

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. bacterial cell. cell from a fish. cell from a paramecium.

bacterial cell

Receptor proteins receive incoming nutrients and store them until they are needed by the cell. only function in very specific cell types that receive sensory information. bind to a signal molecule and bring about a cellular response. are found embedded in the nuclear membrane and transmit information to the cell's cytoplasm on how to make a protein from the DNA. receive large molecules and transmit them through the membrane.

bind to a signal molecule and bring about a cellular response.

Receptor proteins allow a cell to transport water into the cytoplasm. bind to signal proteins from other parts of the body. allow the passage of H+ ions into the cell. perform metabolic reactions. divide

bind to signal proteins from other parts of the body.

Mitochondria are found in plant cells. animal cells only. both plant cells and animal cells. neither plant cells nor animal cells. animal cells and bacterial cells only.

both plant cells and animal cells

Which of the following human cells would contain cilia? red blood cell sperm cell from the trachea (windpipe) neuron bone cell

cell from the trachea (windpipe)

All cells have some characteristics in common; both prokaryotic and eukaryotic cells have cytoplasm, a plasma membrane, and DNA. a cell membrane and cytoplasm. a nucleus and a cell membrane. cytoplasm, a plasma membrane, and a nucleus. DNA and a cell membrane.

cytoplasm, a plasma membrane, and DNA.

Surface-to-volume ratio is an important characteristic for cell function; some cells increase their ratio by developing finger-like projections. having multiple membranes surrounding them. growing extremely large to increase their surface area. using amoeboid movement to spread out farther. using phagocytosis to pull the membrane inward.

developing finger-like projections.

A prokaryotic cell lacks DNA. does not have a membrane-bound nucleus. does not have ribosomes. does not have cytoplasm. is typically larger than a eukaryotic cell.

does not have a membrane-bound nucleus.

The glycoproteins found in the plasma membrane function in what capacity? to transport molecules across the membrane establishing the identity of the cell to attach to the cytoskeleton on the interior of the cell and maintain the cell in a position relative to other cells to maintain the membrane's fluidity to catalyze reactions that are crucial to the cell's functioning

establishing the identity of the cell

What does the folding of the mitochondrial inner membrane, shown here, provide? increased surface area for light absorption increased surface area for photosynthesis greater ability to remove waste from the cell greater surface area for ATP production increased space for protein synthesis

greater surface area for ATP production

Compared with a eukaryotic cell, a prokaryotic cell lacks organelles beyond ribosomes. is larger. does not require energy. is not living. has no method of movement.

lacks organelles beyond ribosomes.

Carrie would like to observe the cilia on the surface of a live paramecium—a single-celled organism. The best device to do this would be a(n) light microscope. electron microscope. magnifying glass. unaided eye. dissecting microscope.

light microscope

Which of the following is involved in the breakdown of damaged organelles? smooth endoplasmic reticulum lysosome ribosome rough endoplasmic reticulum peroxisome

lysosome

There is an antibiotic called streptomycin that inhibits the function of bacterial ribosomes. Consequently, as the bacterial cells die, the person taking the antibiotics gets better. In other words, the antibiotic destroys bacteria by stopping photosynthesis. preventing them from packaging materials. stopping the production of ATP energy. not allowing them to produce proteins. stopping them from being able to move.

not allowing them to produce proteins

Below is a diagram of a bacterium. What part of the bacterial cell does Y represent?

nucleoid

Which of the following structures would NOT be found in a prokaryotic cell? cell membrane nucleus ribosomes flagella chromosomes

nucleus

The nucleus has a double membrane that encloses the DNA. Inside the nucleus, the DNA acts as the template to produce mRNA and ribosomes. To exit the nucleus, these molecules must diffuse through the double membrane into the cytoplasm. pass through carrier proteins which use ATP to transport the molecules. attach to carrier molecules that carry them through the membrane. pass through pores that span both membranes. be transported across the two membranes by means of vesicles.

pass through pores that span both membranes.

Since the plasma membrane blocks the passage of all but a few molecules with specific traits, it is necessary for other molecules to pass through the membrane via pores made of carbohydrates. be broken down into their constituent atoms to move through the membrane. be converted into other types of molecules so that they meet the specific traits necessary. pass through the membrane via nucleic acids. pass through the membrane via proteins.

pass through the membrane via proteins.

Which of the following is the correct sequence through the endomembrane system for material that is destined to be secreted from the cell? rough endoplasmic reticulum - Golgi apparatus - plasma membrane Golgi apparatus - ribosome - plasma membrane nucleus - smooth endoplasmic reticulum - Golgi apparatus Golgi apparatus - smooth endoplasmic reticulum - plasma membrane smooth endoplasmic reticulum - plasma membrane - Golgi apparatus - ribosome

rough endoplasmic reticulum - Golgi apparatus - plasma membrane

Eukaryotic cells have DNA enclosed in a double membrane called the nucleus. The nucleus functions to separate the DNA from other activities that occur in the cytoplasm. prevent the DNA from influencing the activities in the cytoplasm. prevent materials associated with the DNA from coming into contact with the cell's cytoplasm. separate the DNA and mRNA from the cytoplasm. separate the DNA from the RNA.

separate the DNA from other activities that occur in the cytoplasm.

Cell size is limited because ________ is critical to a cell's function. the number of microvilli the size of the nucleus cilia movement surface-area-to-volume ratio the ability to photosynthesize

surface area to volume ratio

What function does the nucleolus have? houses the chromatin prepares products for export from the cell contains enzymes for intracellular digestion contains the majority of cellular DNA synthesizes ribosomal RNA

synthesizes ribosomal RNA

Which of the following allows eukaryotic cells and their organelles to move? the cytoskeleton the endomembrane system chloroplasts the plasma membrane the nucleus

the cytoskeleton

Which of the following organelles would form a membrane-bound package, also known as a vesicle? Golgi apparatus lysosomes mitochondria ribosomes chloroplasts

Golgi apparatus

A tadpole that is undergoing metamorphosis into a frog and no longer requires a tail. Which organelle would help assist in the tail loss? smooth endoplasmic reticulum vacuoles centrioles microtubles lysosomes

lysosomes

Which of the following is a correct match of a molecule and the location where it is principally used? DNA - cytoplasm mRNA - nucleus and cytoplasm rRNA - nucleus glucose - lysosome lipids - ribosome

mRNA - nucleus and cytoplasm

The cell walls of bacterial cells and plant cells function in moving organelles throughout the cell. maintaining cell shape. producing the cytoskeleton. containing DNA. modifying lipids and proteins.

maintaining cell shape

Which of the following organelles would be abundant in a sperm cell that is actively swimming towards an egg cell? mitochondria lysosomes smooth endoplasmic reticulum Golgi apparatus ribosomes

mitochondria

Identify the organelle - function pairing that is mismatched. flagella - long, tail-like structure used in motility of some cells ribosomes - capable of producing proteins for the cell plasma membrane - outermost barrier of a plant cell lysosomes - contain digestive enzymes that can digest molecules or cellular components nucleus - houses the DNA used for controlling all cell function

plasma membrane - outermost barrier of a plant cell

Which feature is found in all cells? plasma membrane composed of phospholipids nucleus containing DNA cell wall composed of cellulose flagella Golgi apparatus

plasma membrane composed of phospholipids

Plant cells have plasmodesmata that function in photosynthesis. are the sites of starch production. resemble the cytoskeleton of animal cells. take the place of the plasma membrane that would be found in animals. connect the cytoplasm of one cell with that of another.

connect the cytoplasm of one cell with that of another.

Which structures determine the flexibility of the extracellular matrix? proteins lipids carbohydrates phospholipids nucleic acids

proteins