Deck 3 (MC): Cells

Question 1

The cell organelles that permit sperm cells to move are the:

A)flagella
B)lysosomes
C)cilia
D)microvilli

Answer 1

A

Question 2

The function of proteins in cell membranes is to:

A)form channels for transport
B)form receptor sites for hormones
C)both A and B
D)both A and B,and to be carrier enzymes

Answer 2

D

Question 3

The proteasomes are cell organelles that:

A)synthesize cellular proteins
B)destroy damaged proteins
C)contain enzymes to destroy pathogens
D)secrete cell products

Answer 3

B

Question 4

The cell organelles that contain enzymes to digest ingested pathogens are the:

A)ribosomes
B)mitochondria
C)lysosomes
D)endoplasmic reticulum

Question 5

The cell organelle that synthesizes carbohydrates and secretes cell products is the:

A)mitochondria
B)Golgi apparatus
C)ribosomes
D)endoplasmic reticulum

Question 6

The cell organelles that are the site of ATP production are the:

A)ribosomes
B)proteasomes
C)mitochondria
D)endoplasmic reticulum

Question 7

The cell organelles that are the site of protein synthesis are the:

A)ribosomes
B)mitochondria
C)lysosomes
D)Golgi apparatus

Question 8

The cell organelles that sweep materials across a surface are the:

A)flagella
B)lysosomes
C)microvilli
D)cilia

Question 9

The organic molecule in cell membranes that permits the diffusion of lipid-soluble materials is:

A)protein
B)cholesterol
C)phospholipids
D)oligosaccharides

Question 10

The mitochondria are cell organelles that:

A)are the site of protein synthesis
B)are the site of cell respiration
C)synthesize carbohydrates for energy storage
D)have enzymes to destroy pathogens

Question 11

The organic molecule in cell membranes that forms receptor sites for hormones is:

A)pentose sugar
B)protein
C)phospholipids
D)cholesterol

Question 12

The organic molecule in cell membranes that forms self antigens attached to proteins is:

A)glucose
B)cholesterol
C)phospholipids
D)oligosaccharides

Question 13

Some human cells have cilia,which:

A)sweep materials across the cell surface
B)produce lipids for the cell membrane
C)increase the surface area of the membrane
D)produce proteins for the cell membrane

Question 14

Which statement is NOT true of the organic molecules of cell membranes?

A)Cholesterol forms carrier molecules.
B)Proteins form receptors.
C)Phospholipids make up the bilayer of the membrane.
D)Oligosaccharides are self antigens.

Question 15

The cell organelle that transports materials within a cell is the:

A)Golgi apparatus
B)endoplasmic reticulum
C)mitochondrion
D)ribosome

Question 16

Which of these is NOT true of the cell membrane?

A)It selectively allows materials to enter the cell.
B)It forms the outer boundary of the cell.
C)It enables cells to respond to hormones.
D)It is made of protein,glucose,and cholesterol.

Question 17

The organic molecule in cell membranes that provides stability is:

A)protein
B)cholesterol
C)phospholipids
D)oligosaccharides

Question 18

The organic molecule in cell membranes that forms channels is:

A)protein
B)cholesterol
C)phospholipids
D)oligosaccharides

Question 19

The cell organelles that break down damaged or misfolded proteins are the:

A)lysosomes
B)proteasomes
C)ribosomes
D)mitochondria

Question 20

The ribosomes are cell organelles that:

A)are the site of cell respiration
B)are the site of protein synthesis
C)transport materials within the cell
D)are the site of lipid synthesis

Question 21

The endoplasmic reticulum is a cell organelle that:

A)is a series of membrane tunnels
B)transports material within a cell
C)both A and B
D)both A and B,and may have ribosomes on its surface

Question 22

Which statement is NOT true of the cell organelles?

A)The Golgi apparatus synthesizes carbohydrates.
B)The endoplasmic reticulum synthesizes lipids.
C)The mitochondria synthesize ATP.
D)The proteasomes synthesize new ribosomes.

Question 23

The process of filtration is important to:

A)permit exchange of gases in body tissues
B)form tissue fluid and bring nutrients to tissues
C)enable cells to excrete water
D)none of these

Question 24

The process of filtration is important to:

A)form urine in the kidneys
B)enable cells to take in glucose
C)enable cells to take in small proteins
D)none of these

Question 25

The lysosomes are cell organelles that contain enzymes for:

A)protein synthesis
B)cell respiration
C)synthesis of lipids for the cell membrane
D)digesting pathogens that enter the cell

Question 26

The energy for diffusion is provided by:

A)blood pressure in capillaries
B)ATP within cells
C)the free energy,or natural movement of molecules
D)carrier enzymes in cell membranes

Question 27

Tissue fluid is formed by the process of:

A)diffusion
B)facilitated diffusion
C)osmosis
D)filtration

Question 28

Most cells take in glucose by the process of:

A)diffusion
B)facilitated diffusion
C)osmosis
D)pinocytosis

Question 29

The nucleus is the control center of the cell because it contains:

A)all of the enzymes of the cell
B)DNA in the chromosomes
C)RNA to synthesize the DNA of the cell
D)RNA in the chromosomes

Question 30

Facilitated diffusion depends on:

A)the cholesterol in the cell membrane
B)transporters that are part of the cell membrane
C)the Golgi apparatus within the cell
D)the endoplasmic reticulum within the cell

Question 31

Blood pressure provides the energy for the transport process of:

A)osmosis
B)filtration
C)active transport
D)facilitated diffusion

Question 32

The transport of materials through a membrane with the help of carrier enzymes is called:

A)facilitated diffusion
B)diffusion
C)active transport
D)osmosis

Question 33

The movement of molecules from an area of greater concentration to an area of lesser concentration is called:

A)active transport
B)diffusion
C)pinocytosis
D)filtration

Question 34

Which statement is NOT true of the cell organelles?

A)Intracellular transport channels are formed by the endoplasmic reticulum.
B)Lysosomes secrete cellular products.
C)Ribosomes are found on the surface of rough endoplasmic reticulum.
D)Cilia sweep materials over the surface of a cell.

Question 35

The genetic instructions for a cell's functions are contained in the:

A)RNA in the chromosomes in the nucleus
B)RNA in the enzymes in the cytoplasm
C)DNA in the enzymes in the cytoplasm
D)DNA in the chromosomes in the nucleus

Question 36

The movement of water and dissolved materials through a membrane from an area of high pressure to an area of lower pressure is called:

A)diffusion
B)osmosis
C)active transport
D)filtration

Question 37

The first step in the formation of urine by the kidneys is the process of:

A)filtration
B)osmosis
C)facilitated diffusion
D)diffusion

Question 38

The energy for the process of filtration is provided by:

A)the ATP within cells
B)the free energy of molecules
C)blood pressure in capillaries
D)a concentration gradient of dissolved materials

Question 39

The process of facilitated diffusion is important to:

A)permit exchange of gases in the lungs
B)enable cells to take in water
C)enable most body cells to take in glucose
D)permit cells to secrete their products

Question 40

Chromosomes are made of ___ and are found in the ___ of cells.

A)DNA/nucleus
B)RNA/nucleus
C)proteins/cytoplasm
D)DNA/cytoplasm

Question 41

The movement of molecules from an area of lesser concentration to an area of greater concentration is called:

A)diffusion
B)filtration
C)active transport
D)facilitated diffusion

Question 42

The diffusion of water through a selectively permeable membrane is called:

A)filtration
B)osmosis
C)pinocytosis
D)active transport

Question 43

Human cells will lose water and shrivel if they are placed in a ___ solution.

A)neutral
B)isotonic
C)hypotonic
D)hypertonic

Question 44

The sodium pumps of nerve cells rely on the process of:

A)diffusion
B)facilitated diffusion
C)active transport
D)filtration

Question 45

The process of diffusion is important to:

A)form tissue fluid
B)enable WBCs to ingest pathogens
C)permit cells to take in glucose and amino acids
D)permit gas exchange in the lungs

Question 46

The small intestine absorbs water by the process of:

A)facilitated diffusion
B)active transport
C)osmosis
D)filtration

Question 47

The process of osmosis involves:

A)the movement of glucose through a membrane
B)the movement of water to an area of lower salt concentration
C)the diffusion of water through a membrane
D)the movement of salts to an area of more water

Question 48

Which statement is NOT true of cellular transport processes?

A)Active transport requires ATP.
B)Diffusion depends upon the natural movement of molecules.
C)Osmosis is the diffusion of water.
D)Pinocytosis depends upon carrier enzymes.

Question 49

If human cells are placed in a hypotonic solution,they will:

A)shrivel
B)swell and burst
C)remain the same
D)none of these

Question 50

The process of osmosis is important to:

A)bring oxygen to cells
B)permit the lungs to excrete water
C)form tissue fluid
D)permit the kidneys to reabsorb water

Question 51

If human cells are placed in an isotonic solution,they will:

A)shrivel
B)swell and burst
C)remain the same
D)none of these

Question 52

The cells of the small intestine receive oxygen by ___,absorb glucose by ___,and absorb water by ___.

A)osmosis/active transport/filtration
B)diffusion/active transport/osmosis
C)diffusion/pinocytosis/filtration
D)osmosis/facilitated diffusion/diffusion

Question 53

ATP provides the energy for the cellular transport process of:

A)osmosis
B)filtration
C)facilitated diffusion
D)active transport

Question 54

The energy for active transport is provided by:

A)blood pressure in capillaries
B)the natural movement of molecules,or free energy
C)carrier enzymes in cell membranes
D)ATP produced in the cell

Question 55

The cells of the kidney release carbon dioxide by the process of ___,reabsorb water by ___,and reabsorb small proteins by ___.

A)osmosis/filtration/pinocytosis
B)osmosis/diffusion/active transport
C)diffusion/osmosis/pinocytosis
D)diffusion/filtration/active transport

Question 56

If human cells are placed in a hypertonic solution,they will:

A)shrivel
B)swell and burst
C)remain the same
D)none of these

Question 57

The cells of the small intestine absorb glucose and amino acids by the process of:

A)active transport
B)diffusion
C)pinocytosis
D)phagocytosis

Question 58

The process of active transport is important to:

A)enable cells of the small intestine to absorb glucose and amino acids
B)permit exchange of gases in body tissues
C)enable cells of the kidneys to reabsorb small proteins
D)enable WBCs to ingest pathogens

Question 59

Oxygen and carbon dioxide are exchanged in tissues by the process of:

A)diffusion
B)facilitated diffusion
C)osmosis
D)filtration

Question 60

Which statement is NOT true of cellular transport processes?

A)Tissue fluid is formed by osmosis.
B)The kidneys reabsorb water by osmosis.
C)Phagocytosis is a process used by WBCs.
D)The small intestine absorbs amino acids by active transport.

Question 61

Cells of the kidney tubules are able to reabsorb small proteins by the process of:

A)facilitated diffusion
B)phagocytosis
C)active transport
D)pinocytosis

Question 62

Human cells will absorb water and swell and burst if they are placed in a ___ solution.

A)neutral
B)isotonic
C)hypotonic
D)hypertonic

Question 63

A solution with the same salt concentration as cells is said to be:

A)hypertonic
B)hypotonic
C)isotonic
D)ginantonic

Question 64

The human cells that have no chromosomes are:

A)white blood cells
B)immature egg and sperm cells
C)mature red blood cells
D)mature nerve cells

Question 65

A solution with a lesser salt concentration than cells is said to be:

A)hypertonic
B)hypotonic
C)isotonic
D)ginantonic

Question 66

Which statement is NOT true of human cells and solutions?

A)An isotonic solution has the same salt concentration as cells.
B)A hypotonic solution has a lower salt concentration than cells.
C)Human cells in a hypertonic solution will shrivel.
D)Human cells in a hypotonic solution will lose water.

Question 67

The process of phagocytosis is important to:

A)enable the kidneys to reabsorb water
B)enable WBCs to ingest pathogens
C)enable the kidneys to reabsorb small proteins
D)enable cells to take in glucose

Question 68

The water of blood plasma and the water inside RBCs are solutions that are ___ to each other.

A)neutral
B)isotonic
C)hypotonic
D)hypertonic

Question 69

The process of pinocytosis is important to:

A)enable the kidneys to reabsorb small proteins
B)permit absorption of glucose by cells
C)permit gas exchange in tissues
D)bring nutrients to cells in tissue fluid

Question 70

The human diploid number of chromosomes is:

A)50
B)46
C)23
D)25

Question 71

The absorption of small particles by stationary cells is called:

A)phagocytosis
B)pinocytosis
C)active transport
D)filtration

Question 72

A solution with a greater salt concentration than cells is said to be:

A)hypertonic
B)hypotonic
C)isotonic
D)ginantonic

Question 73

White blood cells are able to ingest or engulf pathogens by the process of:

A)phagocytosis
B)active transport
C)pinocytosis
D)diffusion

Question 74

White blood cells digest pathogens by the process of ___,and the pathogens are digested by the ___ in the cell.

A)pinocytosis/mitochondria
B)phagocytosis/ribosomes
C)pinocytosis/Golgi apparatus
D)phagocytosis/lysosomes

Question 75

Most human cells have ___ chromosomes,which contain ___,the hereditary material.

A)23/DNA
B)46/RNA
C)23/protein
D)46/DNA

Question 76

The engulfing of something by a moving cell is called:

A)pinocytosis
B)active transport
C)phagocytosis
D)facilitated diffusion

Question 77

In mitosis,the pairs of chromatids line up on the equator of the cell during:

A)prophase
B)metaphase
C)anaphase
D)telophase

Question 78

The human haploid number of chromosomes is:

A)50
B)46
C)23
D)25

Question 79

Most human cells have ___ chromosomes,which is the ___ number.

A)46/diploid
B)23/haploid
C)46/haploid
D)23/diploid

Question 80

Which statement is NOT true of human chromosomes?

A)They are made of DNA and protein.
B)The DNA makes up the genes.
C)Mature RBCs have no chromosomes.
D)The diploid number is 43.