genes and mitosis

genes and mitosis

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is mitosis?

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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