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WorksheetsCell Mol Quiz
Total questions: 20
Worksheet time: 7mins
1. Entails an ordered series of macromolecular events that lead to cell division and production of daughter cells.
A. cell replication
B. Cell Cycle
C. Cell division
D. DNA syntesis
Identical daughter DNA molecules and associated chromosomal proteins that form one chromosomes.
A. Daughter cells
B. Cytokinesis
C. Sister chromatids
D. Centromere
The physical division of cytoplasm
A. Cytokinesis
B. Cell division
C. Mitosis
D. Prophase
1The regulatory subunits of the heterodimeric protein kinases that control cell cycle events
A. Cyclins
B. Kinase
C. Proteasomes
D. Cyclin-dependent kinases
Composed of a regulatory cycling subunit and a catalytic cyclin-dependent kinase subunit, regulate progress of a cell through the cell cycle
A. Cyclins
B. Kinase
C. Proteasomes
D. Cyclin- dependent kinases
A meshwork of lamin filaments located adjacent to the inside of the nuclear envelope
A. Lamin
B. Nuclear lamina
C. Intermediate filaments
D. Nuclear envelope
_______ of the nuclear lamins lead to disintegration of the nuclear lamina meshwork and contributes to disassembly of the nuclear envelope.
A. Polymerization
B. Unlinking
C. Separation
D. Depolymerization
Multiprotein complexes
A. Cohesins
B. Chromatids
C. Chromosomes
D. Securin
The point in the cell cycle at which mammalian cells become committed to entering the S phase and completing the cell cycle
A. START
B. Restriction point
C. Cell proliferation
D. Mitosis
Having the gametic number of chromosomes typically including one of each pair of homologous chromosomes
A. Haploid
B. Diploid
C. Chromatids
D. Mitotic spindle
The two daughter strands would form a new double strands DNA molecule and the parental duplex would remain intact.
A. Conservative mechanism
B. Templates
C. Semi conservative mechanism
D. DNA replication
Can occur from trisomy of chromosome 21
A. Down syndrome
B. Edward syndrome
C. Klinefelter Syndrome
D. Patau syndrome
A protein that inhibits degradation of the cross-linking proteins between sister chromatids
A. Cohesins
B. Securin
C. Chromosomes
D. Chromatids
1. The parental strand are permanently separated and each form of duplex molecule with the daughter strands base-paired to it.
A. Conservative mechanism
B. Templates
C. Semi conservative mechanism
D. DNA Replication
Occur during the meiotic division that generates human egg.
A. Nondisjunction
B. Mitosis
C. Meiosis
D. Anaphase
Prevents entry into anaphase when just a single kinetochore of one chromatids fails to associate properly with spindle microtubules.
A. Unreplicated DNA checkpoint
B. MPF Activation
C. Depolymerization
D. Spindle -assembly checkpoint
Becomes associated with the spindle pole body closest to the daughter cell bud
A. GTPase
B. TEM1
C. GTPase accelerating protein
D. GEF
Activates TEM1, localized to the cortex of the bud and is absent from the mother cell.
A. Guanosine nucleotide exchange factor (GEF)
B. TEM1
C. GTPase
D. CDK
Block progression through the cell cycle until the damage is repaired.
A. DNA-damage checkpoint
B. MPF replication
C. Depolymerization
D. Unreplicated DNA checkpoint
Generates haploid germ cells (egg and sperm) which can then fuse to generate a diploid zygote.
Mitosis
Meiosis
