Cell Reproduction: Warm Up 2
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Welcome to the electronic frontier of the 21st century for science education. This is the first of two biology warm ups (bell ringers) for this topic of cellular reproduction. The cells of all living things grow and multiply through a cycle that's made up of six phases. This warm up provides an unlimited number of attempts to improve your learning and test-taking skills. As a bonus, each attempt yields a new question and answers.
- 1.During cell division, the DNA in a eukaryotic cell is tightly packed and coiled into structures called a(n):
- A.
Centromeres
- B.
Histones
- C.
Haploids
- D.
Chromosomes
- E.
Diploids
- 2.Between cell divisions, the DNA in a eukaryotic cell is uncoiled and spread out; in this form it is called a(n):
- A.
Chromatid
- B.
Chromatin
- C.
Histone
- D.
Nonhistone
- E.
Haploids
- 3.The chromosomes of most prokaryotes consist of proteins and...
- A.
A single circular DNA molecule
- B.
A single linear DNA molecule
- C.
A pair of linear DNA molecules joined in the center
- D.
A pair of homologous circular DNA molecules
- 4.Which term does not belong in the group of terms (G1 phase, S1 phase, G2 phase, Telophase)?
- A.
G1 phase
- B.
G2 phase
- C.
S1 phase
- D.
Telophase
- 5.Which term does not belong in the group of terms (anaphase, interphase, metaphase, prophase, telophase)? (Please enter your answer in all lower case letters.)
- 6.Which term does not belong in the group of terms listed below?
- A.
Binary fission
- B.
Mitosis
- C.
Meiosis
- D.
Cytokinesis
- E.
Metaphase
- 7.Which term does not belong in the group of terms listed below?
- A.
Cleavage furrow
- B.
Cytokinesis
- C.
Spindle fiber
- D.
Cell plate
- 8.Which term does not belong in the group of terms (centrioles, vesicles, kinetochore fibers, polar fibers)? (Please enter your answers in all lower case letters.)
- 9.Prokaryotic cells reproduce by a process called a(n):_____.
- A.
Mitosis
- B.
Meiosis
- C.
Binary fission
- D.
Binary fusion
- 10.In eukaryotic cells, DNA is copied during a phase of the cell cycle called a(n):_____.
- 11.The cytoplasm of a eukaryotic cell divides by a process called a(n)_____.
- A.
Meiosis
- B.
Mitosis
- C.
Replication
- D.
Cytokinesis
- 12.The fibers that extend from centrosome to centrosome during mitosis are called binary fibers.
- A.
True
- B.
False
- 13.In the G0 phase, cells move their chromosomes to the cell equator.
- A.
True
- B.
False
- 14._____is the production of mature egg cells, or ova. (Please enter your answer in all lower case letters.)
- 15.
![What stage of mitosis is displayed in the image below?
- ProProfs]( "What stage of mitosis is displayed in the image below?")
What stage of mitosis is displayed in the image below?- A.
Prophase
- B.
Prophase I
- C.
Metaphase
- D.
Telophase
- E.
Anaphase
- 16.
![What stage of mitosis is displayed in the image below?
- ProProfs]( "What stage of mitosis is displayed in the image below?")
What stage of mitosis is displayed in the image below?- A.
Prophase
- B.
Metaphase
- C.
Anaphase
- D.
Telophase
- E.
Cytokinesis
- 17.Pairs of homologous chromosomes line up at the equator is what phase in meiosis?
- A.
Metaphase I
- B.
Prophase II
- C.
Telophase I
- D.
Metaphase II
- E.
Telophase II
- 18.A new spindle forms around the chromosomes is what phase in meiosis?
- A.
Metaphase I
- B.
Prophase II
- C.
Telophase I
- D.
Metaphase II
- E.
Telophase II
- 19.Chromosomes gather at the poles; the cytoplasm divides is what phase in meiosis?
- A.
Metaphase I
- B.
Prophase II
- C.
Telophase I
- D.
Metaphase II
- E.
Telophase II
- 20.In humans, sex chromosomes are to as autosomes are to______.
- A.
46
- B.
22
- C.
44
- D.
18
- E.
192
- 21.Name the process by which prokaryotic cells divide? (NOTE: Please enter your two answers in all lower case letters.)
- 22.What is the name of the process by which a cell's cytoplasm divides? (NOTE: Please enter your answer in all lower case letters.)
- 23.During which of the phases of interphase does an offspring cell grow to mature size?
- A.
G 1
- B.
S
- C.
G2
- D.
Mitosis
- E.
Cytokinesis
- 24.During which phase of mitosis do chromatids separate to become chromosomes?
- A.
Interphase
- B.
Prophase
- C.
Metaphase
- D.
Anaphase
- E.
Telophase
- 25.Which statement is TRUE about cytokinesis in plant cells?
- A.
Begins with pinching inward of cell membrane
- B.
Cleavage furrow separates two cells
- C.
Golgi apparatus aids in formation of cell plate
- D.
Mitochondrion aids in the formation of cell plate
- E.
Cell plates are discovered in animal cells
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