3 Weeks Exam Retake (1)
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- 1.
![The following illustration depicts which stage of mitosis.]( "The following illustration depicts which stage of mitosis.")
The following illustration depicts which stage of mitosis.- A.
Metaphase
- B.
Telophase
- C.
Prophase
- D.
Anaphase
- 2.What type of bonds hold the DNA strands together?
- A.
Hydrogen Bonds
- B.
Nitrogen Bonds
- C.
Phosphate Bonds
- D.
Helium Bonds
- 3.Which of the following is not part of interphase, which is the longest phase of the cell cycle?
- A.
G0
- B.
G2 G2
- C.
G1
- D.
S-Phase
- 4.
![Crossing over between non-sister chromatids during meiosis is significant in heredity. This process most likely leads to an increase in which of the following?]( "Crossing over between non-sister chromatids during meiosis is significant in heredity. This process most likely leads to an increase in which of the following?")
Crossing over between non-sister chromatids during meiosis is significant in heredity. This process most likely leads to an increase in which of the following?- A.
Genetic variation
- B.
Number of gametes.
- C.
The occurrence of polyploidy
- D.
The expression of dominant traits
- 5.
![The diagram below shows the process of meiosis.The segregation that occurs during meiosis results in a-]( "The diagram below shows the process of meiosis.The segregation that occurs during meiosis results in a-")
The diagram below shows the process of meiosis.The segregation that occurs during meiosis results in a-- A.
Reduction in the number of chromosomes per cell.
- B.
Decrease in the total number of cells per organism.
- C.
Single fertilized egg.
- D.
Group of genetically identical cells
- 6.The sequence of nitrogen bases in DNA varies. The sequence of the bases in DNA is most important for which of the following?
- A.
Providing the instructions for traits of an organism
- B.
Preventing mutations from occurring during DNA Replication
- C.
Allowing the DNA to have the shape necessary for replication.
- D.
Helping the sugar phosphate backbone
- 7.
![All of the following are true EXCEPT-]( "All of the following are true EXCEPT-")
All of the following are true EXCEPT-- A.
In animal cells the division of the cytoplasm does not occur.
- B.
In animal cells the cell membrane is drawn inward until it pinches off.
- C.
In plant cells a cell plate develops.
- D.
In a plant cell the cell wall does not pull inward.
- 8.
![Which statement applies to meiosis?]( "Which statement applies to meiosis?")
Which statement applies to meiosis?- A.
Four Daughter cells are haploid and genetically different
- B.
Two daughter cells are identical
- C.
Production of body cells
- D.
The daughter cells are diploids
- 9.
![What structure allows the chromosomes to split during cell division?]( "What structure allows the chromosomes to split during cell division?")
What structure allows the chromosomes to split during cell division?- A.
Spindle Apparatus
- B.
Centrioles
- C.
Chromosomes
- D.
Nuclear Envelope
- 10.
![Which statement best describes the DNA molecules made from this process?]( "Which statement best describes the DNA molecules made from this process?")
Which statement best describes the DNA molecules made from this process?- A.
The two new DNA strands are identical with one strand from the original and one new strand.
- B.
Both strands are not identical.
- C.
The sequence in both strands are different.
- D.
The amount of the DNA in the new strand is more that the original.
- 11.
![In which of the following statements does meiosis play a more significant role than mitosis?]( "In which of the following statements does meiosis play a more significant role than mitosis?")
In which of the following statements does meiosis play a more significant role than mitosis?- A.
In genetic variation.
- B.
In the formation of diploid cells.
- C.
In the production of enzymes
- D.
Forming body cells.
- 12.
![What is the differene between the cells at the start of the s-phase and ones at G2]( "What is the differene between the cells at the start of the s-phase and ones at G2")
What is the differene between the cells at the start of the s-phase and ones at G2- A.
The cells in G2 will have double the amount of DNA.
- B.
The cells in G2 will have no change in the amount of DNA.
- C.
The cells in the S-Phase have the more DNA.
- D.
The cells in G2 will look exactly like the ones in entering the S-Phase. No changes.
- 13.
![The following image depicts what phase of mitosis?]( "The following image depicts what phase of mitosis?")
The following image depicts what phase of mitosis?- A.
Anaphase
- B.
Telophase
- C.
Metaphase
- D.
Prophase
.jpg "The following image depicts what phase of mitosis?")
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