Question 1

Liver cell injury induces proliferation of liver stem cells.

Accepted Answer

A) True 
 B)False

Question 2

The clinical application of adult stem cells is limited by difficulties in isolating and culturing the appropriate stem cell populations.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following cells cannot develop from hematopoietic stem cells?

Accepted Answer

A)  Satellite cells 
B)  Platelets 
C)  B lymphocytes 
D)  Macrophages 
A)  Satellite cells 
B)  Platelets 
C)  B lymphocytes 
D)  Macrophages

Question 4

Bone marrow transplants are used to treat patients with

Accepted Answer

A)  cancer. 
B)  hemoglobin disorders. 
C)  immune deficiencies. 
D)  All of the above 
A)  cancer. 
B)  hemoglobin disorders. 
C)  immune deficiencies. 
D)  All of the above

Question 5

Why are skin, hair, intestinal epithelia, and blood cells particularly problematic areas after radiation exposure or chemotherapy for cancer?

Accepted Answer

These cells and tissues are de

Question 6

Each of the three cell types in the adult intestinal epithelium is derived from a different stem cell.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following stem cells can give rise to all the differentiated cell types of adult organisms?

Accepted Answer

A)  Embryonic stem cells 
B)  Endothelial cells 
C)  Satellite cells 
D)  Epithelial cells 
A)  Embryonic stem cells 
B)  Endothelial cells 
C)  Satellite cells 
D)  Epithelial cells

Question 8

The two proapoptotic proteins that enable the release of cytochrome c from the mitochondria are _______ and _______.

Accepted Answer

The answer of The two proapoptotic proteins that enable the...

Question 9

Intestinal epithelial stem cells are located _______ the crypt.

Accepted Answer

A)  at the top of 
B)  at the bottom of 
C)  at the sides of 
D)  throughout 
A)  at the top of 
B)  at the bottom of 
C)  at the sides of 
D)  throughout

Question 10

Which of the following transcription factors has the potential to act as an oncogene, resulting in a high risk of cancer?

Accepted Answer

A)  Oct4 
B)  Sox2 
C)  Klf4 
D)  c-Myc 
A)  Oct4 
B)  Sox2 
C)  Klf4 
D)  c-Myc

Question 11

The reprogramming of somatic cells into other types of differentiated cells (other than induced pluripotent stem cells) is referred to as

Accepted Answer

A)  transduction. 
B)  transfection. 
C)  transdifferentiation. 
D)  translocation. 
A)  transduction. 
B)  transfection. 
C)  transdifferentiation. 
D)  translocation.

Question 12

Which of the following is not phosphorylated by Akt?

Accepted Answer

A)  PI 3-kinase 
B)  p53 
C)  FOXO 
D)  Bad 
A)  PI 3-kinase 
B)  p53 
C)  FOXO 
D)  Bad

Question 13

Cell death in cancer cells can be caused by the cytokine _______.

Accepted Answer

TNF (tumor

Question 14

Satellite cells are located beneath the basal lamina of muscle fibers.

Accepted Answer

A) True 
 B)False

Question 15

A mutant bcl-2 gene can be an oncogene.

Accepted Answer

A) True 
 B)False

Question 16

What do skeletal muscle stem cells do when activated?

Accepted Answer

The satellite cells give rise

Question 17

The following represents a signal transduction cascade initiated by double-stranded DNA damage and ending with activation of apoptosis by the BH3-only proteins PUMA and Noxa.
Double-stranded DNA damage; Chk2; _______; PUMA/Noxa; apoptosis.
Which protein belongs in the blank?

Accepted Answer

A)  Apaf-1 
B)  p53 
C)  Chk1 
D)  Bax 
A)  Apaf-1 
B)  p53 
C)  Chk1 
D)  Bax

Question 18

Mammalian embryonic stem cells are cultured from cells taken from

Accepted Answer

A)  the four-cell embryo. 
B)  the inner cell mass. 
C)  trophoblast cells. 
D)  amnion cells. 
A)  the four-cell embryo. 
B)  the inner cell mass. 
C)  trophoblast cells. 
D)  amnion cells.

Question 19

Of the offspring that result from the reproductive cloning of mammals by somatic nuclear transfer, _______% are viable.

Accepted Answer

A)  1-2 
B)  10 
C)  15-20 
D)  25 
A)  1-2 
B)  10 
C)  15-20 
D)  25

Question 20

Using approaches similar to those of Takahashi and Yamanaka, scientists have now reprogrammed adult fibroblasts to become

Accepted Answer

A)  heart muscle cells. 
B)  platelets. 
C)  red blood cells. 
D)  adipocytes. 
A)  heart muscle cells. 
B)  platelets. 
C)  red blood cells. 
D)  adipocytes.

Liver cell injury induces proliferation of liver stem cells.

The clinical application of adult stem cells is limited by difficulties in isolating and culturing the appropriate stem cell populations.

Which of the following cells cannot develop from hematopoietic stem cells?

Bone marrow transplants are used to treat patients with

Why are skin, hair, intestinal epithelia, and blood cells particularly problematic areas after radiation exposure or chemotherapy for cancer?

Each of the three cell types in the adult intestinal epithelium is derived from a different stem cell.

Which of the following stem cells can give rise to all the differentiated cell types of adult organisms?

The two proapoptotic proteins that enable the release of cytochrome c from the mitochondria are _ and _.

Intestinal epithelial stem cells are located _______ the crypt.

Which of the following transcription factors has the potential to act as an oncogene, resulting in a high risk of cancer?

The reprogramming of somatic cells into other types of differentiated cells (other than induced pluripotent stem cells) is referred to as

Which of the following is not phosphorylated by Akt?

Cell death in cancer cells can be caused by the cytokine _______.

Satellite cells are located beneath the basal lamina of muscle fibers.

A mutant bcl-2 gene can be an oncogene.

What do skeletal muscle stem cells do when activated?

The following represents a signal transduction cascade initiated by double-stranded DNA damage and ending with activation of apoptosis by the BH3-only proteins PUMA and Noxa. Double-stranded DNA damage; Chk2; _______; PUMA/Noxa; apoptosis. Which protein belongs in the blank?

Mammalian embryonic stem cells are cultured from cells taken from

Of the offspring that result from the reproductive cloning of mammals by somatic nuclear transfer, _______% are viable.

Using approaches similar to those of Takahashi and Yamanaka, scientists have now reprogrammed adult fibroblasts to become

An Overview of Cells and Cell Research

Molecules and Membranes

Bioenergetics and Metabolism

Fundamentals of Molecular Biology

Genomics, Proteomics, and Systems Biology

Genes and Genomes

Replication, Maintenance, and Rearrangements of Genomic Dna

RNA Synthesis and Processing

Transcriptional Regulation and Epigenetics

Protein Synthesis, Processing, and Regulation

The Nucleus

Protein Sorting and Transport

Mitochondria, Chloroplasts, and Peroxisomes

The Cytoskeleton and Cell Movement

The Plasma Membrane

Cell Walls, the Extracellular Matrix, and Cell Interactions

Cell Signaling

The Cell Cycle

Cancer

Filters

Exam 19: Cell Death and Cell Renewal

Liver cell injury induces proliferation of liver stem cells.

The clinical application of adult stem cells is limited by difficulties in isolating and culturing the appropriate stem cell populations.

Which of the following cells cannot develop from hematopoietic stem cells?

Bone marrow transplants are used to treat patients with

Why are skin, hair, intestinal epithelia, and blood cells particularly problematic areas after radiation exposure or chemotherapy for cancer?

Each of the three cell types in the adult intestinal epithelium is derived from a different stem cell.

Which of the following stem cells can give rise to all the differentiated cell types of adult organisms?

The two proapoptotic proteins that enable the release of cytochrome c from the mitochondria are _______ and _______.

Intestinal epithelial stem cells are located _______ the crypt.

Which of the following transcription factors has the potential to act as an oncogene, resulting in a high risk of cancer?

The reprogramming of somatic cells into other types of differentiated cells (other than induced pluripotent stem cells) is referred to as

Which of the following is not phosphorylated by Akt?

Cell death in cancer cells can be caused by the cytokine _______.

Satellite cells are located beneath the basal lamina of muscle fibers.

A mutant bcl-2 gene can be an oncogene.

What do skeletal muscle stem cells do when activated?

The following represents a signal transduction cascade initiated by double-stranded DNA damage and ending with activation of apoptosis by the BH3-only proteins PUMA and Noxa. Double-stranded DNA damage; Chk2; _______; PUMA/Noxa; apoptosis. Which protein belongs in the blank?

Mammalian embryonic stem cells are cultured from cells taken from

Of the offspring that result from the reproductive cloning of mammals by somatic nuclear transfer, _______% are viable.

Using approaches similar to those of Takahashi and Yamanaka, scientists have now reprogrammed adult fibroblasts to become

An Overview of Cells and Cell Research

Molecules and Membranes

Bioenergetics and Metabolism

Fundamentals of Molecular Biology

Genomics, Proteomics, and Systems Biology

Genes and Genomes

Replication, Maintenance, and Rearrangements of Genomic Dna

RNA Synthesis and Processing

Transcriptional Regulation and Epigenetics

Protein Synthesis, Processing, and Regulation

The Nucleus

Protein Sorting and Transport

Mitochondria, Chloroplasts, and Peroxisomes

The Cytoskeleton and Cell Movement

The Plasma Membrane

Cell Walls, the Extracellular Matrix, and Cell Interactions

Cell Signaling

The Cell Cycle

Cancer

Filters

The two proapoptotic proteins that enable the release of cytochrome c from the mitochondria are _ and _.