cellular level organization set 1

Question 1

what phase of cell division do chromosomes align down the center of the cell?

Answer 1

METAPHASE

Question 2

what phase of cell division do chromatid pairs separate, move to opposite sides of the cell?

Answer 2

ANAPHASE

Question 3

what phase of cell division does cytoplasm split to form daughter cells.

Answer 3

Cytokinesis

Question 4

what phase of cell division do Chromosomes appear, the nucleoli disappear, and the nuclear envelope disappears.

Answer 4

PROPHASE

Question 5

what phase of cell division do Spindle fibers break down and chromatin appears.

Answer 5

TELOPHASE

Question 6

What structure is responsible for the membrane function of Physical isolation

Answer 6

Phospholipid bilayer

Question 7

What structure is responsible for the membrane function of Cell-to-cell recognition

Answer 7

Glycocalyx

Question 8

What structure is responsible for the membrane function of Stabilization of the plasma membrane and other structures

Answer 8

Anchoring proteins

Question 9

What structure is responsible for the membrane function of Ligand binding

Answer 9

Receptor proteins

Question 10

What structure is responsible for the membrane function of Transporting solutes across the membrane

Answer 10

Carrier protein

Question 11

What structure is responsible for the membrane function of Passageway completely across cell membrane

Answer 11

Channel proteins

Question 12

What organelle is responsible for Lipid and carbohydrate synthesis

Answer 12

Smooth endoplasmic reticulum

Question 13

What organelle is responsible for Removing damaged organelles or pathogens

Answer 13

Lysosome

Question 14

What organelle is responsible for Neutralizing toxic compounds

Answer 14

Peroxisome

Question 15

What organelle is responsible for Moving materials over the surface of the cell

Answer 15

Cilia

Question 16

What organelle is responsible for the movement of chromosomes during cell division

Answer 16

Centriole

Question 17

What organelle is responsible for Detoxifing/inactivating drugs in liver

Answer 17

Smooth ER

Question 18

What organelle is responsible for Flat saccules that package secretions

Answer 18

Golgi apparatus

Question 19

What organelle is responsible for Produces proteins on linked ribosomes

Answer 19

Rough ER

Question 20

What organelle is responsible for Contains enzymes of TCA cycle

Answer 20

Mitochondria

Question 21

What organelle is responsible for The site of the translation step in protein synthesis

Answer 21

Ribosome

Question 22

1st step in receptor-mediated endocytosis

A. The ligand is broken down and its products enter the
cytosol across the vesicle membrane.
B. The bound receptor migrates to a coated pit region of
the membrane surface.
C. The internalized vesicle binds to a primary lysosome.
D. The receptor is separated from the ligand and recycled
to the cell surface.
E. The coated pit forms a coated vesicle by endocytosis.
F. A ligand binds an unoccupied cell surface receptor.

Answer 22

F. A ligand binds an unoccupied cell surface receptor.

Question 23

2nd step in receptor-mediated endocytosis

A. The ligand is broken down and its products enter the
cytosol across the vesicle membrane.
B. The bound receptor migrates to a coated pit region of
the membrane surface.
C. The internalized vesicle binds to a primary lysosome.
D. The receptor is separated from the ligand and recycled
to the cell surface.
E. The coated pit forms a coated vesicle by endocytosis.
F. A ligand binds an unoccupied cell surface receptor.

Answer 23

B. The bound receptor migrates to a coated pit region of the membrane surface.

Question 24

3rd step in receptor-mediated endocytosis

A. The ligand is broken down and its products enter the
cytosol across the vesicle membrane.
B. The bound receptor migrates to a coated pit region of
the membrane surface.
C. The internalized vesicle binds to a primary lysosome.
D. The receptor is separated from the ligand and recycled
to the cell surface.
E. The coated pit forms a coated vesicle by endocytosis.
F. A ligand binds an unoccupied cell surface receptor.

Answer 24

E. The coated pit forms a coated vesicle by endocytosis.

Question 25

4th step in receptor-mediated endocytosis

A. The ligand is broken down and its products enter the
cytosol across the vesicle membrane.
B. The bound receptor migrates to a coated pit region of
the membrane surface.
C. The internalized vesicle binds to a primary lysosome.
D. The receptor is separated from the ligand and recycled
to the cell surface.
E. The coated pit forms a coated vesicle by endocytosis.
F. A ligand binds an unoccupied cell surface receptor.

Answer 25

C. The internalized vesicle binds to a primary lysosome.

Question 26

5th step in receptor-mediated endocytosis

A. The ligand is broken down and its products enter the
cytosol across the vesicle membrane.
B. The bound receptor migrates to a coated pit region of
the membrane surface.
C. The internalized vesicle binds to a primary lysosome.
D. The receptor is separated from the ligand and recycled
to the cell surface.
E. The coated pit forms a coated vesicle by endocytosis.
F. A ligand binds an unoccupied cell surface receptor.

Answer 26

A. The ligand is broken down and its products enter the cytosol across the vesicle membrane

Question 27

6th step in receptor-mediated endocytosis

A. The ligand is broken down and its products enter the
cytosol across the vesicle membrane.
B. The bound receptor migrates to a coated pit region of
the membrane surface.
C. The internalized vesicle binds to a primary lysosome.
D. The receptor is separated from the ligand and recycled
to the cell surface.
E. The coated pit forms a coated vesicle by endocytosis.
F. A ligand binds an unoccupied cell surface receptor.

Answer 27

. The receptor is separated from the ligand and recycled to the cell surface.