This Quiz Is To Cater Week Without Wall Requirement For The Cell Reproduction Lecture.

32 Questions | By Rozazinur | Last updated: Mar 19, 2022 | Total Attempts: 290

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1.

Which of the following FALSE of mitosis?
- A.
  
  Growth
- B.
  
  Cell replacement
- C.
  
  Asexual reproduction
- D.
  
  Gamete production
- E.
  
  All of the above are false
2.

Which of the following FALSE of chromosome?
- A.
  
  It consists of DNA
- B.
  
  It is in duplicated form for mitosis preparation
- C.
  
  Each chromosome and its copy stay attached to each other as sister chromatids
- D.
  
  Chromosomes always appear in odd numbers.
3.

Which of the following is TRUE of chromosome number?
- A.
  
  Chromosome number in somatic cell is haploid.
- B.
  
  Somatic cell has two of each type of chromosome.
- C.
  
  Chromosome in gametes number is diploid.
- D.
  
  A gamete consists both of each chromosome type
4.

During interphase,
- A.
  
  Cell starts to divide.
- B.
  
  Number of cytoplasmic components doubles.
- C.
  
  Chromosome remain in single stranded.
- D.
  
  The chromosomes start to condense.
5.
1. Interphase consists of ________ stages.
- A.
  
  Two
- B.
  
  Five
- C.
  
  Four
- D.
  
  Three
6.

The cell synthesizes the proteins that will be needed for cell division at
- A.
  
  Prophase
- B.
  
  S phase
- C.
  
  G₁ phase
- D.
  
  G₂ phase
7.

In a cell cycle, G₁ phase is where the
- A.
  
  Cleavage furrow happen
- B.
  
  Chromosomes are dividing.
- C.
  
  Chromosomes are duplicated.
- D.
  
  Chromosomes are in single stranded.
8.

At _______________ the chromosomes are synthesis and duplicated.
- A.
  
  S phase
- B.
  
  G₁ phase
- C.
  
  G₂ phase
- D.
  
  Prophase
9.

Which of the following is TRUE of the cell cycle check point location?
- A.
  
  G₁ phase → Mitosis → G₂ phase
- B.
  
  G₁ phase → G₂ phase → Mitosis
- C.
  
  G₁ phase → G₂ phase → S phase → Mitosis
- D.
  
  G₁ phase → S phase → G₂ phase → Mitosis
- E.
  
  None of the above
10.

The checkpoint at the end of which phase is considered the most important aspect of cell cycle regulation, as any potential problems with it can lead to cancer?
- A.
  
  G₁ phase
- B.
  
  G₂ phase
- C.
  
  S phase
- D.
  
  M phase
11.

Apoptosis is a programmed of
- A.
  
  Cell repair.
- B.
  
  Cell resting state.
- C.
  
  Dividing of cytoplasm.
- D.
  
  Destruct of its own cell.
12.

Which of the following is FALSE of prophase?
- A.
  
  New microtubules are assembled
- B.
  
  Chromosomes start to duplicated
- C.
  
  Nuclear envelope starts to break up
- D.
  
  One centriole pair is moved toward opposite pole of spindle
- E.
  
  None of the above
13.

Which of the following is FALSE of metaphase?
- A.
  
  Nuclear envelope starts to disappear.
- B.
  
  Chromosomes are maximally condensed.
- C.
  
  All chromosomes are lined up at the spindle equator.
- D.
  
  Spindle microtubules become attached to the two sister chromatids of each chromosome.
- E.
  
  All the above statements are false.
14.

At anaphase I, the
- A.
  
  Kinetochores are split, and the sister chromatids are pulled toward the poles by centromeres.
- B.
  
  Centromeres are split, and then the kinetochore are pulled toward the poles by sister chromatids.
- C.
  
  Centromeres are split, and then the sister chromatids are pulled toward the poles by kinetochore microtubules.
- D.
  
  Sister chromatids are split by kinetochores, centromeres are pulled toward the poles by kinetochore microtubules.
15.

Which of the following is FALSE of telophase?
- A.
  
  The nucleoli disappear.
- B.
  
  Chromosomes reach the cell poles
- C.
  
  Chromosomes begin to decondense.
- D.
  
  Nuclear envelope is re-assembled around each set of chromatids, the nucleoli reappear.
- E.
  
  All the above statements are false.
16.

Which of the following is FALSE of prophase I?
- A.
  
  The duplicated chromosomes condense.
- B.
  
  The chromosome pairs with its homologue
- C.
  
  Crossing over the genetic material happen among sister chromatid.
- D.
  
  Each chromosome becomes attached to microtubules of newly forming spindle
- E.
  
  None of the above.
17.

During metaphase I,
- A.
  
  Chromosomes are line up at spindle equator.
- B.
  
  Homologous chromosomes segregate from each other.
- C.
  
  Sister chromatids are separated toward opposite pole.
- D.
  
  One homologue orients toward one pole, and those of other homologue toward opposite pole.
18.

During telophase I, the
- A.
  
  Chromosomes arrive at opposite poles, then the cytoplasm divides to produce two diploid cells.
- B.
  
  Cytoplasm divides to produce two haploid cells before the chromosomes arrive at opposite poles.
- C.
  
  Chromosomes arrive at opposite poles, then the cytoplasm divides to produce two haploid cells.
- D.
  
  Chromosomes de-condensed and arrive at opposite poles, then the cytoplasm divides to produce two haploid cells.
19.

During Prophase II,
- A.
  
  Crossing over starts to take place
- B.
  
  The chromosomes number remain as haploid.
- C.
  
  Two homologous sister chromatid are pairing up.
- D.
  
  The duplicated chromosomes have been divided into single chromosomes.
20.

Which of the following is FALSE of metaphase II?
- A.
  
  The centromeres are ready to divide.
- B.
  
  Chromosomes divided from the diploid to the haploid number of chromosome.
- C.
  
  Sister chromatids divide at the centromeres and the resulting each chromosome moves toward opposite poles of the cell.
- D.
  
  Homologous chromosomes divide and the resulting each chromosome moves toward opposite poles of the cell.
- E.
  
  None of the above
21.

Which of the following is NOT the contribution factor of variation among off spring?
- A.
  
  Crossing over during prophase I
- B.
  
  Random combination of gametes at fertilization.
- C.
  
  Random movement of chromosomes at anaphase I
- D.
  
  Random alignment of chromosomes at metaphase I
- E.
  
  None of the above statements
22.

Crossing over occurs between
- A.
  
  Two daughter nuclei.
- B.
  
  Two different bivalents.
- C.
  
  Sister chromatids of bivalents.
- D.
  
  Non sister chromatids of bivalents.
23.

Replication of centriole occurs in
- A.
  
  Prophase.
- B.
  
  Anaphase.
- C.
  
  Interphase.
- D.
  
  Metaphase.
24.

Chiasmata formation takes place during
- A.
  
  Prophase I.
- B.
  
  Anaphase I.
- C.
  
  Metaphase I.
- D.
  
  Telophase I.
25.

During which of the following phases will a human somatic cell contain the least amount of DNA?
- A.
  
  G₁ phase.
- B.
  
  G₂ phase
- C.
  
  Prophase
- D.
  
  Metaphase
- E.
  
  None of the above