Multiple Choice QuestionsFind out the correct statement
During mitosis endoplasmic reticulum and nucleolus disappear completely at early prophase
Chromosomes are arranged along the equator during prophase of mitosis
Chromosome is made up of two sister chromatids at anaphase of mitosis
A cell plate is laid down during interphase
A cell plate is laid down during interphase
E.
Small disc shaped structures at the surface of the centromeres that appear during metaphase are kinetochores
Kinetochore is a complex of proteins associated with the centromere of a chromosome during cell division, to which the microtubules of the spindle attach.
Which of the following phases correspond to the interval between mitosis and initiation of DNA replication?
S phase
G1 phase
G2 phase
M phase
M phase
Which of these is not a key feature of meiosis?
Meiosis involves two sequential cycles of nuclear and cell division
Meiosis involves pairing of homologous chromosomes
Two cycles of DNA replication occur during meiosis
Three is recombination between the paired homologous chromosomes
Three is recombination between the paired homologous chromosomes
The correct sequence of phases of cell cycle is
G1 → G2 → S → M
S → G1 → G2 → M
G1 → S → G2 → M
M → G1 → G2 → S
Cells in G0 phase :
enter the cell cycle
suspend the cell cycle
terminate the cell cycle
exit the cell cycle
Switch
