What is mitosis?
genes and mitosis

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Mitosis is the process by which a single cell divides to produce two identical daughter cells, ensuring that each new cell has the same number of chromosomes as the original cell.
2.
FLASHCARD QUESTION
Front
What are chromosomes?
Back
Chromosomes are long, thread-like structures made of DNA and proteins that contain genetic information. They are found in the nucleus of eukaryotic cells.
3.
FLASHCARD QUESTION
Front
What is DNA?
Back
DNA (deoxyribonucleic acid) is the molecule that carries the genetic instructions for life. It is composed of two strands that coil around each other to form a double helix.
4.
FLASHCARD QUESTION
Front
What is a centromere?
Back
A centromere is the region of a chromosome where the two sister chromatids are joined together. It plays a crucial role during cell division.
5.
FLASHCARD QUESTION
Front
What is a chromatid?
Back
A chromatid is one half of a duplicated chromosome. After DNA replication, each chromosome consists of two identical sister chromatids.
6.
FLASHCARD QUESTION
Front
What is the role of DNA in cells?
Back
DNA contains the instructions for building proteins, which are essential for the structure and function of cells.
7.
FLASHCARD QUESTION
Front
What happens during prophase?
Back
During prophase, the chromatin condenses into visible chromosomes, the nuclear envelope breaks down, and the spindle apparatus begins to form.
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