What is the cell cycle?
Cell cycle , Mitosis and Meiosis

Flashcard
•
Biology
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The cell cycle is the series of phases that a cell goes through to grow and divide, including G1, S, G2, and M phases.
2.
FLASHCARD QUESTION
Front
What happens during the S phase of the cell cycle?
Back
During the S phase, DNA replication occurs, resulting in two identical sets of chromosomes.
3.
FLASHCARD QUESTION
Front
What is mitosis?
Back
Mitosis is the process of cell division that results in two genetically identical daughter cells, each with the same number of chromosomes as the parent cell.
4.
FLASHCARD QUESTION
Front
What is meiosis?
Back
Meiosis is a type of cell division that reduces the chromosome number by half, resulting in four genetically diverse haploid cells.
5.
FLASHCARD QUESTION
Front
Why is DNA replication important before cell division?
Back
DNA replication is crucial to ensure that each daughter cell receives an identical set of genetic information.
6.
FLASHCARD QUESTION
Front
What is crossing over in meiosis?
Back
Crossing over is the exchange of genetic material between homologous chromosomes during prophase I of meiosis, increasing genetic variation.
7.
FLASHCARD QUESTION
Front
What is the significance of genetic variation?
Back
Genetic variation is important for evolution and adaptation, as it provides a population with diverse traits.
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