BIOL 1020 Lab 6 Review

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BIOL 1020Lab 6 Review

• Mitosis and Meiosis

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LAB 6 REVIEW
DNA replication at this step
S. phase
Cell Cycle
G1 phase
G2 phase
Mitosis
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Haplo-Diplontic Lifecycle
Multicellular
1N Gametophyte
Mitosis
Gametangia (1N)
Mitosis
Spores (1N)
Gametes (1N)
Syngamy
Meiosis
Zygote (2N)
Sporangia (2N)
Mitosis
Multicellular
2N Sporophyte
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Diplontic Lifecycle
Multicellular
2N Individual
Meiosis
Gametes (1N)
Mitosis
Syngamy
Zygote (2N)
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Identify the structures.
A. (WHOLE STRUCTURE)
B. (GREEN STRUCTURE)
C. (RED STRUCTURE)
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Identify the structures.
A. DS CHROMOSOME
B. CENTROMERE
C. CHROMATID
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Identify this image.
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5 Identify this image.
A PAIR OF DS CHROMOSOMES (2N)
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Which of the following are produced by mitosis?

• A PLANT GAMETES
• B HUMAN SKIN
• C PINE TREE ROOTS

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Which of the following are produced by mitosis?

• A PLANT GAMETES
• B HUMAN SKIN
• C PINE TREE ROOTS

All of the above
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Identify the stage of mitosis below.
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Identify the stage of mitosis below.
ANAPHASE
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Identify the stage of mitosis below and structure
A.
A
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Identify the stage of mitosis below and structure
A.
Centrioles
Metaphase
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• Identify the structures.

A. (WHOLE STRUCTURE)
B. (GREEN STRUCTURE)
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• Identify the structures.

A. SS CHROMOSOME
B. CENTROMERE
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• You are studying a species which has a 1N
  chromosome complement of 13. A cell of this
  organism which has reached the stage of metaphase
  I of meiosis would have the following chromosome
  complement
• A. 26 double stranded chromosomes
• B. 13 double stranded chromosomes
• C. 26 single stranded chromosomes
• D. 13 single stranded chromosomes
• E. 52 single stranded chromosomes

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You are studying a species which has a 1N
chromosome complement of 13. A cell of this
organism which has reached the stage of metaphase
I of meiosis would have the following chromosome
complement A. 26 double stranded chromosomes B.
13 double stranded chromosomes C. 26 single
stranded chromosomes D. 13 single stranded
chromosomes E. 52 single stranded chromosomes
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• Which of the following are produced by meiosis?
• Animal gametes
• Plant spores
• Human sperm cells

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• Which of the following are produced by meiosis?
• Animal gametes
• Plant spores
• Human sperm cells
• All of the above

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• What stage of meiosis is this lily microsprangium
  in?

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• What stage of meiosis is this lily microsprangium
  in?

MEIOSIS IS COMPLETE (NOTE POLLEN TETRADS)
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• Is the diagram below correct for a 2n4 organism
  during anaphase II?

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• Is the diagram below correct for a 2n4 organism
  during anaphase II?

NO THIS IS CORRECT
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• What will be the chromosomal content of the 2
  cells produced by this single cell?

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• What will be the chromosomal content of the 2
  cells produced by this single cell?

Each cell will be 1N single stranded
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BIOL 1020Lab 6 Review

• Mitosis and Meiosis