Bio 1201 Test 4 QUESTIONS AND ANSWERS
Interphase
Nucleoli are present during _____.
Nucleoli are present during _____.
prometaphase
metaphase
anaphase
prophase
interphase
Prophase
During prophase, the chromatin fibers become discrete chromosomes.
Chromosomes become visible during __...
Interphase
Nucleoli are present during _____.
Nucleoli are present during _____.
prometaphase
metaphase
anaphase
prophase
interphase
Prophase
During prophase, the chromatin fibers become discrete chromosomes.
Chromosomes become visible during _____.
Chromosomes become visible during _____.
prometaphase
prophase
metaphase
anaphase
interphase
Anaphase
During anaphase, sister chromatids separate and daughter chromosomes
migrate to opposite poles.
Centromeres divide and sister chromatids become full-fledged chromosomes during
_____.
Centromeres divide and sister chromatids become full-fledged chromosomes during
_____.
anaphase
metaphase
telophase
,prometaphase
interphase
Prometaphase
Spindle fibers attach to kinetochores during _____.
Spindle fibers attach to kinetochores during _____.
metaphase
anaphase
interphase
prometaphase
telophase
During telophase both nuclear envelopes and nucleoli re-form.
What happens during telophase
one half of two identical copies of a replicated chromosome
What are chromatids
two chromosomes and four chromatids
During prophase a homologous pair of chromosomes consists of _____.
During prophase a homologous pair of chromosomes consists of _____.
one chromosome and four chromatids
four chromosomes and two chromatids
two chromosomes and four chromatids
one chromosome and two chromatids
two chromosomes and two chromatids
Mitosis
Which of these phases encompasses all of the stages of mitosis but no other events?
Interphase
During _____ the cell grows and replicates both its organelles and its chromosomes.
During _____ the cell grows and replicates both its organelles and its chromosomes.
cytokinesis
interphase
G1
, S
mitosis
Cell plate
Cytokinesis in plant cells occurs through the formation of a:
Centromere
Cleavage Furrow
Centriole
Cell Plate
Chromatid
24
If a cell contained 12 chromosomes, during Interphase, how many chromosomes would
be present during Anaphase?
6
12
24
48
36
S
Measurements of the amount of DNA per nucleus were taken on a large number of cells
from a growing fungus. The measured DNA levels ranged from 3 to 6 picograms per
nucleus. One nucleus had 4 picograms of DNA. What phase of the cell cycle was this
nucleus most likely in?
Mitosis
G0
G1
S
G2
Metaphase
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