Nucleus of the Cell

Nucleus of the Cell

Assessment

Flashcard

Biology

7th - 9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are sister chromatids?

Back

Sister chromatids are the two exact copies of DNA in a chromosome, formed during DNA replication.

2.

FLASHCARD QUESTION

Front

What are nuclear pores?

Back

Nuclear pores are tiny holes in the nuclear membrane that allow different cellular materials to enter and exit the nucleus.

3.

FLASHCARD QUESTION

Front

What is the main function of the nucleus?

Back

The nucleus controls what happens in the cell, including gene expression and cell division.

4.

FLASHCARD QUESTION

Front

Why are enzymes important for metabolism?

Back

Enzymes speed up chemical reactions in the body, making metabolism efficient.

5.

FLASHCARD QUESTION

Front

Can DNA leave the nucleus?

Back

False, DNA does not leave the nucleus; instead, RNA is transcribed from DNA and leaves through nuclear pores.

6.

FLASHCARD QUESTION

Front

What is the nucleolus?

Back

The nucleolus is a structure within the nucleus where ribosomal RNA (rRNA) is produced and ribosome assembly begins.

7.

FLASHCARD QUESTION

Front

What is the nuclear membrane?

Back

The nuclear membrane is a double-layered membrane that surrounds the nucleus and separates it from the cytoplasm.

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