How many chromosomes do humans typically have in each somatic cell?(1 point)

Question

Responses

44
44

22
22

46
46

23
23
Question 2
Which of the following statements is correct?(1 point)
Responses

Prokaryotic cells contain a nucleus, while eukaryotic cells do not contain a nucleus.
Prokaryotic cells contain a nucleus, while eukaryotic cells do not contain a nucleus.

Eukaryotic cells do not have ribosomes but prokaryotic cells do have ribosomes.
Eukaryotic cells do not have ribosomes but prokaryotic cells do have ribosomes.

Eukaryotic cells are generally smaller than prokaryotic cells.
Eukaryotic cells are generally smaller than prokaryotic cells.

Prokaryotic cells lack membrane-bound organelles, whereas eukaryotic cells have membrane-bound organelles.
Prokaryotic cells lack membrane-bound organelles, whereas eukaryotic cells have membrane-bound organelles.
Question 3
Why do mature cells look different from each other?(1 point)
Responses

They express different genes.
They express different genes.

They have different amounts of DNA.
They have different amounts of DNA.

They contain different organelles.
They contain different organelles.

They are found in different organisms.
They are found in different organisms.
Question 4
What part of a cell is duplicated during mitosis?(1 point)
Responses

Cell Membrane
Cell Membrane

Ribosome
Ribosome

Cytoplasm
Cytoplasm

Chromosomes
Chromosomes
Question 5
Arrange the following stages of cell division in the correct order.

If you think the stages are already correct, you must drag one out of order and back into the correct location.

(6 points)
Arrange responses in the correct order to answer the question. Select a response, navigate to the desired position and insert response at that position. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can be moved using the up and down arrow keys or by dragging with a mouse.
Question 6
Identify this phase of mitosis, using the word bank below.(1 point)
Drop target 1
Question 7
Which factor determines how a cell will differentiate?(1 point)
Responses

The genetic information encoded in the DNA
The genetic information encoded in the DNA

The amount of sunlight the organism is exposed to.
The amount of sunlight the organism is exposed to.

The physical location of the cell in the body
The physical location of the cell in the body

The size of the cell
The size of the cell
Question 8
Why do multicellular organisms need to perform mitosis?(1 point)
Responses

To generate genetic diversity within the population
To generate genetic diversity within the population

To produce gametes for sexual reproduction
To produce gametes for sexual reproduction

To convert food into energy within cells
To convert food into energy within cells

To repair damaged tissues and enable growth
To repair damaged tissues and enable growth
Question 9
Which organism performs binary fission?(1 point)
Responses

Humans
Humans

Plants
Plants

Fungi
Fungi

Bacteria
Bacteria
Question 10
What is the purpose of checkpoints during the cell cycle?(1 point)
Responses

To ensure the cell grows to its maximum size
To ensure the cell grows to its maximum size

To stop the cell cycle when the cell is not needed anymore
To stop the cell cycle when the cell is not needed anymore

To repair any damage to the DNA and ensure accurate replication
To repair any damage to the DNA and ensure accurate replication

To speed up the process of cell division
To speed up the process of cell division
Question 11
Why are the 2 daughter cells genetically the same as the parent cell after mitosis?(1 point)
Responses

Because they are different cell types
Because they are different cell types

Because they undergo meiosis
Because they undergo meiosis

Because they undergo apoptosis
Because they undergo apoptosis

Because they receive identical sets of chromosomes
Because they receive identical sets of chromosomes
Question 12
Which of the following best defines stem cells?(1 point)
Responses

Stem cells are cells that can divide to produce two identical daughter cells
Stem cells are cells that can divide to produce two identical daughter cells

Stem cells are cells that are found only in the bone marrow
Stem cells are cells that are found only in the bone marrow

Stem cells are cells that have already differentiated into specific cell types
Stem cells are cells that have already differentiated into specific cell types

Stem cells are undifferentiated cells that can differentiate into specialized cell types
Stem cells are undifferentiated cells that can differentiate into specialized cell types
Question 13
What type of cells DO NOT perform mitosis?(1 point)
Responses

Blood and organ cells
Blood and organ cells

Skin and hair cells
Skin and hair cells

Brain and muscle cells
Brain and muscle cells

Sperm and egg cells
Sperm and egg cells
Question 14
Which of the following best defines gene expression?(1 point)
Responses

The process by which genetic information is read and becomes differentiated
The process by which genetic information is read and becomes differentiated

The duplication of the entire genome during cell division
The duplication of the entire genome during cell division

The permanent alteration of the DNA sequence within a gene
The permanent alteration of the DNA sequence within a gene

The movement of genetic material between different cells or organisms
The movement of genetic material between different cells or organisms
Question 15
Which of the following is the best example of cell differentiation?(1 point)
Responses

A stem cell developing into a muscle cell
A stem cell developing into a muscle cell

A bacterial cell dividing into two identical daughter cells
A bacterial cell dividing into two identical daughter cells

A plant absorbing water through its roots
A plant absorbing water through its roots

A virus injecting its DNA into a host cell
A virus injecting its DNA into a host cell
Question 16
Which of the following is the correct order of the steps of the cell cycle?(1 point)
Responses

G1, S, G2, M
G1, S, G2, M

G2, G1, S, M
G2, G1, S, M

S, G1, G2, M
S, G1, G2, M

G2, G2, S, M
G2, G2, S, M
Question 17
Which of the following is the best explanation of telophase during mitosis?(1 point)
Responses

The chromosomes arrive at opposite poles of the cell, and new nuclear membranes form around each set of chromosomes.
The chromosomes arrive at opposite poles of the cell, and new nuclear membranes form around each set of chromosomes.

The cell grows and duplicates its DNA in preparation for division.
The cell grows and duplicates its DNA in preparation for division.

The cytoplasm divides, resulting in two separate daughter cells.
The cytoplasm divides, resulting in two separate daughter cells.

Chromosomes line up in the middle of the cell, and spindle fibers attach to them.
Chromosomes line up in the middle of the cell, and spindle fibers attach to them.
Question 18
During mitosis, what happens to the parent cell?(1 point)
Responses

The parent cell fuses with another cell.
The parent cell fuses with another cell.

The parent cell's nucleus disappears permanently.
The parent cell's nucleus disappears permanently.

The parent cell divides to form two genetically identical daughter cells.
The parent cell divides to form two genetically identical daughter cells.

The parent cell's DNA is replicated twice.
The parent cell's DNA is replicated twice.
Question 19
Which of the following scenarios is mitosis in action?(1 point)
Responses

A sperm cell fusing with an egg cell
A sperm cell fusing with an egg cell

A bacterium dividing into two daughter cells
A bacterium dividing into two daughter cells

A skin cell repairing itself after a cut
A skin cell repairing itself after a cut

A liver cell preparing to produce enzymes
A liver cell preparing to produce enzymes
Question 20
What moves chromosomes during metaphase?(1 point)
Responses

Spindle fibers
Spindle fibers

Golgi bodies
Golgi bodies

Ribosomes
Ribosomes

Centrioles

Answer 1

Here are the answers to your questions:

Question 1: How many chromosomes do humans typically have in each somatic cell?

• Answer: 46

Question 2: Which of the following statements is correct?

• Answer: Prokaryotic cells lack membrane-bound organelles, whereas eukaryotic cells have membrane-bound organelles.

Question 3: Why do mature cells look different from each other?

• Answer: They express different genes.

Question 4: What part of a cell is duplicated during mitosis?

• Answer: Chromosomes

Question 5: [No content provided to arrange stages of cell division.]

Question 6: Identify this phase of mitosis, using the word bank below.

• Answer: [No image or description provided for identification.]

Question 7: Which factor determines how a cell will differentiate?

• Answer: The genetic information encoded in the DNA

Question 8: Why do multicellular organisms need to perform mitosis?

• Answer: To repair damaged tissues and enable growth

Question 9: Which organism performs binary fission?

• Answer: Bacteria

Question 10: What is the purpose of checkpoints during the cell cycle?

• Answer: To repair any damage to the DNA and ensure accurate replication

Question 11: Why are the 2 daughter cells genetically the same as the parent cell after mitosis?

• Answer: Because they receive identical sets of chromosomes

Question 12: Which of the following best defines stem cells?

• Answer: Stem cells are undifferentiated cells that can differentiate into specialized cell types

Question 13: What type of cells DO NOT perform mitosis?

• Answer: Sperm and egg cells

Question 14: Which of the following best defines gene expression?

• Answer: The process by which genetic information is read and becomes differentiated

Question 15: Which of the following is the best example of cell differentiation?

• Answer: A stem cell developing into a muscle cell

Question 16: Which of the following is the correct order of the steps of the cell cycle?

• Answer: G1, S, G2, M

Question 17: Which of the following is the best explanation of telophase during mitosis?

• Answer: The chromosomes arrive at opposite poles of the cell, and new nuclear membranes form around each set of chromosomes.

Question 18: During mitosis, what happens to the parent cell?

• Answer: The parent cell divides to form two genetically identical daughter cells.

Question 19: Which of the following scenarios is mitosis in action?

• Answer: A skin cell repairing itself after a cut

Question 20: What moves chromosomes during metaphase?

• Answer: Spindle fibers

Feel free to reach out if you need any further clarification or assistance!