During which phase of the cell cycle does DNA replication occur, which is a prerequisite for mitosis?
G1 phase
S phase
G2 phase
M phase
Related Questions
A scientist observes a dividing cell under a microscope. No crossing over is observed. Which type of cell division is MOST likely being observed?
Meiosis I
Meiosis II
Mitosis
Cytokinesis
The anaphase promoting complex is activated by
M cdk cyclin
cdk cyclin
S cdk cyclin
Transaction factor
A cell plate is laid down during
Cytokinesis
Karyokinesis
Interphase
None of these
Which of the following is NOT a characteristic outcome of mitosis?
Two identical daughter cells
Growth and repair of tissues
Same number of chromosomes as the parent cell
Reduction of chromosome number by half
Which of the following is NOT a function of mitosis?
Growth and development
Repair of tissues
Replacement of damaged cells
Production of gametes
Which of the following stage of mitosis follows the S and -phases of interphases?
Prophase
Metaphase
Anaphase
Telophase
In a cell cycle, which structures serves as the site of attachment of spindle fibres?
Chromosomes
Histone
Chromonemeta
Kinetochore
Centrioles undergo duplication during (i) of (ii), and begin to move towards opposite poles of the cell during (iii) stage of (iv)
i-S phase, ii-inter phase, iii- Prophase, iv-Mitosis
i-S phase, ii-Inter phase, iii-Anaphase, iv- Mitosis
i-Prophase, ii-Mitosis, iii-Metaphase, iv- Mitosis
i-Prophase, ii-Mitosis, iii-Anaphase, iv-Mitosis
During mitosis, number of chromosomes gets
Change
No change
May be change if cell is mature
May be change if cell is immature
Which stages of mitosis is known for occurrence of cytokinesis?
Metaphase
Telophase
Anaphase
None of these
