1 of 30
Phagocytosis is to eating as pinocytosis is to
chewing.
drinking.111
111
hydrolysis.
lysis.
osmosis.
5 out of 5
Correct!!
Question
2 of 30
Which of the following is accomplished by the smooth endoplasmic reticulum?
It stores calcium ions in muscle cells.1111111
It helps assemble ribosomes for protein synthesis.
It is the major site of carbohydrate synthesis in eukaryotic cells.
It produces proteins for cell membranes.
It produces antibodies.
5 out of 5
Correct!!
Question
3 of 30
As cell size increases, which of the following will also occur?
The surface area increases faster than the volume.
The volume and surface area will both decrease.
, The volume increases faster than the surface area.111111
The volume and surface area will both increase.
The surface area and volume increase at the same rate.
5 out of 5
Correct!!
Question
4 of 30
Which group includes cells that lack a membrane-bound nucleus?
Eukaryotic
Fungal
Plant
Animal
Prokaryotic1
11111
5 out of 5
Correct!!
Question
5 of 30
Which of the following is a function of lysosomes?
They string amino acids into proteins.
They synthesize antibodies in response to antigens.
They store pigment molecules for cells that undergo photosynthesis.
They help to digest worn-out or damaged organelles.11111
They synthesize carbohydrates from inorganic carbon.
5 out of 5
,Correct!!
Question
6 of 30
Which of the following describes compound light microscopes?
They are only used to view dead organisms on preserved slides.
They use light and glass lenses to magnify an image.111111
They typically provide more resolution than an electron microscope.
They work by reflecting electrons off the surface of an object being studied.
They can generally magnify objects that are100 nm without blurring.
5 out of 5
Correct!!
Question
7 of 30
Which of the following describes membrane phospholipids?
They often have "kinks" in their tails caused by the presence of a single rather than a
double bond between carbons.
They have hydrophilic tails that face outward and are exposed to water.
They have hydrophobic tails that face the center of the membrane and are shielded
from water.1111111
They are fixed in place within the membrane because they are so tightly packed against
one another.
They have hydrophobic heads that face the center of the membrane and are shielded
from water.
5 out of 5
Correct!!
Question
, 8 of 30
If you were to transfer a saltwater, single-celled protist to fresh water, which of the following is likely
to happen?
The cell will swell and burst.1111111
Enzymes will flow out of the cell.
Water will flow out of the cell, while salt flows into the cell.
The cell will shrink.
Salt will be pumped out of the cell.
5 out of 5
Correct!!
Question
9 of 30
Which of the following statements is consistent with the Cell Theory?
All cells originate spontaneously without prior parent cells.
Many kinds of living things are not made of cells at all.
Cells of living things all contain the same number and kind of interior organelles.
The cell is the basic structural and functional unity of life.111111
Cells can only function when associated with other like cells.
5 out of 5
Correct!!
Question
10 of 30
Which of the following describes secretory proteins?
They are incorporated into the mitochondrial membrane.
They are released from the cell through the plasma membrane.1111111
Phagocytosis is to eating as pinocytosis is to
chewing.
drinking.111
111
hydrolysis.
lysis.
osmosis.
5 out of 5
Correct!!
Question
2 of 30
Which of the following is accomplished by the smooth endoplasmic reticulum?
It stores calcium ions in muscle cells.1111111
It helps assemble ribosomes for protein synthesis.
It is the major site of carbohydrate synthesis in eukaryotic cells.
It produces proteins for cell membranes.
It produces antibodies.
5 out of 5
Correct!!
Question
3 of 30
As cell size increases, which of the following will also occur?
The surface area increases faster than the volume.
The volume and surface area will both decrease.
, The volume increases faster than the surface area.111111
The volume and surface area will both increase.
The surface area and volume increase at the same rate.
5 out of 5
Correct!!
Question
4 of 30
Which group includes cells that lack a membrane-bound nucleus?
Eukaryotic
Fungal
Plant
Animal
Prokaryotic1
11111
5 out of 5
Correct!!
Question
5 of 30
Which of the following is a function of lysosomes?
They string amino acids into proteins.
They synthesize antibodies in response to antigens.
They store pigment molecules for cells that undergo photosynthesis.
They help to digest worn-out or damaged organelles.11111
They synthesize carbohydrates from inorganic carbon.
5 out of 5
,Correct!!
Question
6 of 30
Which of the following describes compound light microscopes?
They are only used to view dead organisms on preserved slides.
They use light and glass lenses to magnify an image.111111
They typically provide more resolution than an electron microscope.
They work by reflecting electrons off the surface of an object being studied.
They can generally magnify objects that are100 nm without blurring.
5 out of 5
Correct!!
Question
7 of 30
Which of the following describes membrane phospholipids?
They often have "kinks" in their tails caused by the presence of a single rather than a
double bond between carbons.
They have hydrophilic tails that face outward and are exposed to water.
They have hydrophobic tails that face the center of the membrane and are shielded
from water.1111111
They are fixed in place within the membrane because they are so tightly packed against
one another.
They have hydrophobic heads that face the center of the membrane and are shielded
from water.
5 out of 5
Correct!!
Question
, 8 of 30
If you were to transfer a saltwater, single-celled protist to fresh water, which of the following is likely
to happen?
The cell will swell and burst.1111111
Enzymes will flow out of the cell.
Water will flow out of the cell, while salt flows into the cell.
The cell will shrink.
Salt will be pumped out of the cell.
5 out of 5
Correct!!
Question
9 of 30
Which of the following statements is consistent with the Cell Theory?
All cells originate spontaneously without prior parent cells.
Many kinds of living things are not made of cells at all.
Cells of living things all contain the same number and kind of interior organelles.
The cell is the basic structural and functional unity of life.111111
Cells can only function when associated with other like cells.
5 out of 5
Correct!!
Question
10 of 30
Which of the following describes secretory proteins?
They are incorporated into the mitochondrial membrane.
They are released from the cell through the plasma membrane.1111111
