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11 questions
Which phase is NOT a part of Interphase?
G1 (Gap 1)
S phase (DNA synthesis)
G2 (Gap 2)
M phase (mitosis)
Cytokinesis is
division of a nucleus
division of a mitochondrion
division of a cell & its cytoplasm
Sister chromatids form at
G1
S phase
G2
M phase
Sister chromatids contain
two non-identical copies of DNA
two identical copies of DNA
DNA duplicates at...
G1 (Gap 1)
S phase (DNA Synthesis)
G2 (Gap 2)
M phase (mitosis)
The longest phase of cell cycle is...
Interphase
M phase
S phase
G1
Which is NOT considered a phase of mitosis?
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
In which stage of the cell cycle do the chromosomes begin to uncoil while the nuclei reform?
prophase
metaphase
anaphase
telophase
Which cytoskeletal filament is most involved in moving around chromosomes during mitosis?
microfilaments (A.K.A. "actin filaments")
intermediate filaments
microtubules
Which cytoskeletal filaments are most involved in the inward pinching of the cell membrane during cytokinesis (i.e., "purse-string mechanism")?
microfilaments (A.K.A. "actin filaments")
intermediate filaments
microtubules
What do we call the constricted region of duplicated chromosomes where kinetochore microtubules attach to a chromosome's kinetochore proteins?
centrosome
centripod
centromere
mere centroids
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