Bio Chapter 4 Quiz

A general eukaryotic cell is typically in the area of __________.

10-100 micrometers

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

Granum

Compared with a eukaryotic cell, a prokaryotic cell ___________________.

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 ______________.

Light Microscope

Which of the following organelles is not involved in producing substances needed by a cell?

Lysosome

In bacterial cells and plant cells, cell walls function in _____________.

Maintaining cell shape

Which of the following organelles would be abundant in a sperm cell that is seeking to fertilize an egg cell?

Mitochondria

Which organelle is required for producing ATP for cellular work?

Mitochondria

There is an antibiotic called streptomycin that doctors prescribe for infection. The antibiotic combines with the bacteria's ribosomes causing them to lose their function. Consequently, the cells die and the person gets better. In other words, the antibiotic destroys bacteria by __________.

Not allowing them to produce proteins

Which structures determine the flexibility of the extracellular matrix?

Proteins

Which of the following organelles is not surrounded by a membrane?

Ribosomes

The only molecules that can pass freely through the plasma membrane are ones that are ___________.

Small and hydrophobic

Cell size is limited because ________ is critical to a cell's function.

Surface-area-to-volume ratio

Eukaryotic cells move their organelles using ________.

The cytoskeleton

As a molecule moves through the plasma membrane it passes through_________________.

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 not a function of the endomembrane system?

acts as the control center of the cell

Some proteins within a cell can be viewed with _____________

an electron microscope

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

Which of the following human cells would contain cilia?

cell from the trachea (windpipe)

Plant cells have plasmodesmata that _____________.

connect the cytoplasm of one cell with that of another

Surface-to-volume ratio is an important characteristic for cell function; some cells increase their ratio by ____________.

developing finger-like projections

A prokaryotic cell

does not have a membrane bound nucleus

A prokaryotic cell _____________.

does not have a membrane-bound nucleus.

Which of the following organelles is not involved in producing substances needed by a cell?

lysosome

In bacterial cells and plant cells, cell walls function in ____________.

maintaining cell shape

Which organelle is required for producing ATP for cellular work?

mitochondria

Eukaryotic cells move their organelles using _________.

the cytoskeleton

The glycoproteins found in the plasma membrane function in what capacity?

to allow one cell to recognize another of the same type or from the same body

Which of the following is not a function of junction proteins?

to permit cells to recognize one another

Receptor proteins ___________________.

transmit information from outside the cell so that the cell can respond to stimuli.

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 proteins.

Which of the following is not a function of the endomembrane system?

Acts as the control center of the cell

Which is the most common type of intercellular junction between cells of the bladder?

Adhesion Junctions

Which of the following would be able to pass freely through a plasma membrane?

CO2

The main structural component of a plant cell wall is ______________.

Cellulose

Chromosomes are made from ______________.

Condensed Chromatin

Chloroplasts and mitochondria are similar in that they both _______________.

Contain DNA

All cells have some characteristics in common; both prokaryotic and eukaryotic cells have ______________.

Cytoplasm, a plasma membrane, and DNA

Plant cells have walls but do not have plasma membranes.

False

The nuclear membrane differs from the plasma membrane in that the nuclear membrane is a single layer of phospholipids.

False

Which of the following is an incorrect match of molecule to the location where it is principally used?

Glucose-lysosome

Where do the vesicles that are being made for secretion from the cell become modified and packaged?

Golgi Apparatus

Where do the vesicles that are being made for secretion from the cell become modified and packaged?

Golgi apparatus

In which way are vesicles different from vacuoles?

They are smaller

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

True

The hydrophilic parts of the plasma membrane face the outside of the cell and the cytoplasm.

True

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 _______________.

pass through pores that span both membranes.

Identify the organelle - function pairing that is incorrect.

plasma membrane - provides strength to plant cell walls

Which feature is found in all cells?

plasma membrane composed of phospholipids

Which of the following is not a possible function of the extracellular matrix in animal cells?

produces numerous channels for continuous flow of water from cell to cell

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

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

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.

Which of the following is an incorrect match?

smooth endoplasmic reticulum - storage of water

A tadpole that is undergoing metamorphosis into a frog and losing the need for a tail would see abundant numbers of which organelle to help assist in the tail loss?

Lysosomes

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 ________________.

bacterial cell

Which statement below is correct when comparing plant and animal cells?

Both plant and animal cells have a plasma membrane, and plant cells also have a cell wall.