Stem Mitosis And Mitosis Quiz 2014
Good luck! You have 22 questions to do in 60 minutes. Due Sunday at midnight.
- 1.List the 5 parts to the cell cycle in order.
- 2.List the 4 phases of mitosis in order.
- 3.Describe what happens to the 4 haploid daughter cells, created from meiosis, in oogenesis.
- 4.Each sex cell contains 23 pairs of chromosomes.
- A.
True
- B.
False
- 5.Meiosis results in:
- A.
2 daughter cells with the same number of chromosomes as parent cells
- B.
4 daughter cells with the same number of chromosomes as parent cells
- C.
2 daughter cells with half the number of chromosomes as parent cells
- D.
4 daughter cells with half the number of chromosomes as parent cells
- 6.Chromatids are
- A.
Dense patches within the nucleus
- B.
Bacterial chromosomes
- C.
Duplicate halves of a chromosome
- D.
Prokaryotic nuclei
- 7.A protein disk that attaches two chromatids to each other in a chromosome is called a
- A.
Chloroplast
- B.
Centromere
- C.
Gamete
- D.
Centriole
- 8.The chromosomes in your body
- A.
Exist in 23 pairs
- B.
Include two sex chromosomes
- C.
Include 44 autosomes
- D.
All of the above
- 9.A student can study a karyotype to learn about the
- A.
Molecular structure of a chromosome
- B.
Genes that are present in a particular strand of DNA
- C.
Medical history of an individual
- D.
Number of chromosomes present in a body cell
- 10.A diploid cell is one that
- A.
Has two homologues of each chromosome
- B.
Is designated by the symbol 2n
- C.
Has chromosomes found in pairs
- D.
All of the above
- 11.The diploid number of chromosomes in a human skin cell is 46. How many chromosomes are in a human egg cell?
- A.
46
- B.
92
- C.
23
- D.
12.5
- 12.The stage of the cell cycle that occupies most of the cell's life is
- A.
G1, S and G2
- B.
M
- C.
P
- D.
A
- 13.The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called
- A.
Telophase
- B.
Metaphase
- C.
Anaphase
- D.
Prophase
- 14.A typical human cell contains 46 chromosomes. After mitosis and cytokinesis, each of the two new cells formed from the original cell
- A.
Has 23 chromosomes
- B.
Grows new chromosomes from existing DNA
- C.
Has a complete set of 46 chromosomes
- D.
None of the above
- 15.In plant cells, cytokinesis occurs when
- A.
The chromosomes make exact copies of themselves
- B.
Spindle fibers are formed
- C.
A new cell wall is formed
- D.
Osmotic pressure is too low
- 16.Separation of homologous chromosomes occurs during
- A.
Mitosis
- B.
Meiosis I
- C.
Meiosis II
- D.
Fertilization
- 17.The difference between anaphase of mitosis and anaphase I of meiosis is that
- A.
The chromosomes line up at the equator in anaphase I
- B.
Centromeres do not exist in anaphase I
- C.
Chromatids do not separate at the centromere in anaphase I
- D.
Crossing over occurs only in anaphase of mitosis
- 18.When two parent cells join together to form offspring it is
- A.
Asexual reproduction
- B.
Sexual reproduction
- C.
Meiosis
- D.
None of the above
- 19.Chromosomes that have the same genes/structures, are the same size and have the same shape are called...
- A.
Heterologous chromosomes
- B.
Homologous chromosomes
- C.
Sex chromosomes
- D.
Centromeres
- 20.The making of ova is specifically called....
- A.
Gametogenesis
- B.
Fertilization
- C.
Oogenesis
- D.
Spermatogenesis
- 21.Due to this process, you do not look like your siblings. It creates genetic diversity
- A.
Mitosis
- B.
Crossing over
- C.
Probability
- D.
Diffusion
- 22.Which phase does crossing over occur?
- A.
Prophase of mitosis
- B.
Prophase II of meiosis
- C.
Prophase I of meiosis
- D.
Interphase
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