Ch. 9 How Cells Reproduce
25 Questions
| Total Attempts: 40
Chapter 9 quiz prepare to get an A
Questions and Answers
- 1.Eukaryotic organisms undergo mitosis and ___________.
- A.
Meiosis
- B.
Tuberculosis
- 2.___________ organisms undergo prokaryotic fission.
- A.
Eukaryotic
- B.
Prokaryotic
- 3.____________ is the process of cell division for growth and cell replacement. Some invertebrates use mitosis for ____________ reproduction.
- A.
Mitosis, asexual
- B.
Mitosis, sexual
- 4.Meiosis is the process pf cell division for the production of ____________.
- 5.A ____________ is a DNA molecule and attached proteins. These proteins are called histomes.
- A.
Gamete
- B.
Telphone
- C.
Chromosome
- 6.Before mitosis occurs, the chromosome __________.
- A.
Duplicates
- B.
Replicates
- C.
Dominates
- 7.When a chromosome is duplicated from 1 strand to 2 strands, the 2 strands are called _________ chromatids. They are attached by a centromere.
- 8.___________ cells are body cells - every cell except the eggs and sperm. (gametes)
- A.
Automatic
- B.
Somatic
- 9.Gametes are ______ and sperm cells.
- 10.Gametes are produced by ____________.
- A.
Mitosis
- B.
Meiosis
- 11.Two of each type of chromosome is termed?
- A.
Diploid
- B.
Triploid
- C.
Haploid
- 12.One of each type of chromosome is termed ___________.
- A.
Triploid
- B.
Diploid
- C.
Haploid
- 13._________ cells are diploid.
- A.
Chromatic
- B.
Somatic
- C.
Gametes
- 14.Gametes are ___________.
- A.
Haploid
- B.
Diploid
- 15.Humans have ____ pairs of chromosomes, with a total of _____ chromosomes.
- A.
23, 46
- B.
22, 23
- C.
22. 46
- 16.In __________ organisms, 1 set comes from the mother, 1 set from the father.Clue: __ploid
- 17.The longest phase of the cell cycle is _____________.
- A.
Anaphase
- B.
Metaphase
- C.
Interphase
- D.
Telophase
- 18.DNA replication occurs during the ___________.
- A.
G phase
- B.
S phase
- C.
Anaphase
- 19.A period of rapid nuclear division is ______________.
- A.
Mitosis
- B.
Hypnosis
- C.
Meiosis
- 20.The cell cycle has a built in checkpoint in the ____ phase. Many cancer cells occur because this checkpoint is defective.
- A.
G1
- B.
G2
- C.
S1
- D.
None of the above
- 21.Some cells stop in _________ and do not divide, such as brain and nerve cells.
- A.
Metaphase
- B.
Interphase
- C.
Telophase
- D.
None of the above
- 22.__________ fibers move chromosomes during mitosis.Clue: Begins with the letter S
- 23.Mitosis results in ____ daughter cells that have 2 sets of chromosomes, also known as diploid.
- 24._________ results in daughter cells that are exactly like the parent cells.
- A.
Mitosis
- B.
Meiosis
- C.
Neither a or b
- 25.After mitosis, the cytoplasm divides. This process is different in plants and animals. Plants undergo _____ plate formation, while animal cells undergo cleavage.
- A.
Cell
- B.
Centromere
- C.
None of the above
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