The intracellular fluid packed with the organelles of a cell is called __________.
What is cytoplasm
Water moving across the cell membrane
What is diffusion?
Which of the following is NOT an example of vesicular transport?
a. Active transport
b. Phagocytosis
c. Exocytosis
d. Pinocytosis
What is active transport?
In a cell, proteins are synthesizes at the
What is ribosome?
What is the cell?
The cell membrane is composed mostly of
What is phospholipids and proteins
Movement of molecules from higher concentration to lower concentration
What is diffusion?
A cell will drink small amounts of fluid and solutes using
Pinocytosis
In a cell, ATP is synthesized by the
What is mitochondrion?
Division of the cytoplasm
What is cytokinesis
The smallest unit of life is
What is the cell?
Diffusion requires _______.
a. a membrane
b. protein carriers
c. energy
d. none of the above
D. none of the above
This type of transport is driven by energy stored in gradients
What is secondary active transport
Which organelle detoxifies a number of toxic substances?
What is lysosomes
During which phase of mitosis is DNA replicated
What is S phase?
The interior of the cell membrane can best be described as
What is hydrophobic?
A cell that is placed in a hypertonic solution will
What is shrink?
How is active transport different from facilitated diffusion?
a. It is specific.
b. It is reversible.
c. It exhibits saturation.
d. It moves against the concentration gradient.
What is it moves against the concentration gradient?
What organelles are fatal to the cell if they burst
What is lysosomes
If a cell has 8 chromosomes before mitosis, each daughter cell will have how many chromosomes?
What is 8
Cell junctions that are important in cell communication are
Gap junctions
___________ solutions contain a lower concentration of nonpenetrating particles than cells contain.
What is hypotonic?
Molecules most likely to be actively transported
What is hydrophobic molecules?
Organelles present in animal cells and not plant cells; they are necessary for mitosis
What is centrioles
Semiconservative replication refers to ________.
a. each new DNA molecule consisting of one old and one new nucleotide strand
b. the equal splitting of the cytoplasm during cytokinesis
c. the production of two genetically identical daughter cells at the end of mitosis
d. the conservation of energy during mitosis and cytokinesis
a. each new DNA molecule consisting of one old and one new nucleotide strand