BIO QUIZ 11.04.22

developing finger-like projections

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

maintaining cell shape

The cell walls of bacterial cells and plant cells function in

cytoplasm, a plasma membrane, and DNA

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

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

As a molecule moves through the plasma membrane it passes through

light microscope

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 )

surface-area-to-volume ratio

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

contain DNA

Chloroplasts and mitochondria are similar in that they both

condensed chromatin

Chromosomes are made from

lacks organelles beyond ribosomes

Compared with a eukaryotic cell , a prokaryotic cell

not allowing them to produce proteins

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

False

TRUE OR FALSE : Plant cells have walls but do not have plasma membranes .

True

TRUE OR FALSE : The hydrophilic parts of the plasma membrane are oriented towards both the outside of the cell and the cytoplasm .

True

TRUE OR FALSE: Proteins within the extracellular matrix play a role in communicating between the matrix and the cytoskeleton.

establishing the identity of the cell

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

bacterial cell

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

mitochondria

A cell that cannot produce enough energy to function properly most likely has a problem with its

10-100 μm

A general eukaryotic cell is typically in the area of

does not have a membrane bound nucleus

A prokaryotic cell

lysosomes

A tadpole that is undergoing metamorphosis into a frog and no longer requires a tail . Which organelle would help assist in the tail loss ?

nucleoid

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

produce ATP

Both plants and animals need mitochondria 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

plasma membrane - outermost barrier of a plant cell

Identify the organelle - function pairing that is mismatched .

they are smaller

In which way are vesicles different from vacuoles ?

cellulose

The main structural component of a plant cell wall is

pass through pores that span both membranes

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

granum

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

actin filaments, myosin, microtubles, kinesin

Which of the following is a type of intracellular protein?

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

Mitochondria and chloroplasts are similar in that they both ________, but are different in that mitochondria, but not chloroplasts, ________.

both plant cells and animal cells

Mitochondria are found in

plasmodesmata

Plant cells are connected to one another by

connect the cytoplasm of one cell with that of another

Plant cells have plasmodesmata that

bind to a signal molecule and bring about a cellular response

Receptor proteins

bind to signal proteins from other parts of the body

Receptor proteins allow a cell to

pass through the membrane via proteins

Since the plasma membrane blocks the passage of all but a few molecules with specific traits , it is necessary for other molecules to

an electron microscope.

Some proteins within a cell can be viewed with

True

TRUE OR FALSE : Both the nuclear membrane and the plasma membrane are composed of phospholipids .

greater surface area for ATP production

What does the folding of the mitochondrial inner membrane , shown here , provide ?

synthesizes ribosomal RNA

What function does the nucleolus have ?

plasma membrane

What must materials pass through to enter or leave a cell ?

plasma membrane composed of phospholipids

Which feature is found in all cells ?

adhesion junctions

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

the cytoskeleton

Which of the following allows eukaryotic cells and their organelles to move ?

cell from the trachea (windpipe)

Which of the following human cells would contain cilia ?

condensed chromatin. lysosomes - cellular digestion

Which of the following is a correct match ?

mRNA - nucleus and cytoplasm

Which of the following is a correct match of a molecule and the location where it is principally used ?

mitochondrion - cellular respiration

Which of the following is a correct matching of an organelle and its function ?

to permit cells to recognize one another

Which of the following is a function of glycoproteins ?

acts as the control center of the cell

Which of the following is a function of the nucleus ?

- enables cells to migrate along intracelular fibers - permits communication between the extra cellular matrix and cells - creates a variety of consistencies for cells to live in, from flexible cartilage to solid bone - helps cells have flexibility

Which of the following is a possible function of the extracellular matrix in animal cells?

lysosome

Which of the following is involved in the breakdown of damaged organelles ?

rough endoplasmic reticulum - Golgi apparatus - plasma membrane

Which of the following is the correct sequence through the endomembrane system for material that is destined to be secreted from the cell ?

ribosomes

Which of the following organelles lacks a membrane ?

mitochondria

Which of the following organelles would be abundant in a sperm cell that is actively swimming towards an egg cell ?

Golgi apparatus

Which of the following organelles would form a membrane - bound package , also known as a vesicle ?

It converts light energy into chemical energy

Which of the following statements describes the function of a chloroplast ?

nucleus

Which of the following structures would NOT be found in a prokaryotic cell ?

Golgi apparatus

Which organelle modifies the contents within vesicles and then repackages them for export ?

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

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

proteins

Which structures determine the flexibility of the extracellular matrix?

cells would not be able to communicate with each other.

Without gap junctions in certain tissues,