Biology Semester 1 Review

Biology Semester 1 Review

Assessment

Flashcard

Biology

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an enzyme?

Back

An enzyme is a type of protein that acts as a catalyst to speed up chemical reactions in the body. Enzymes typically end in 'ase', such as lactase or amylase.

2.

FLASHCARD QUESTION

Front

What is the replication fork?

Back

The replication fork is the area where the DNA double helix separates into two single strands, allowing for replication to occur.

3.

FLASHCARD QUESTION

Front

What do macromolecules store?

Back

Macromolecules store energy, which can be used by cells for various functions.

4.

FLASHCARD QUESTION

Front

What does mitosis produce?

Back

Mitosis produces 2 identical daughter cells, each with a full set of chromosomes.

5.

FLASHCARD QUESTION

Front

What does ER stand for in cell biology?

Back

ER stands for Endoplasmic Reticulum, an organelle involved in protein and lipid synthesis.

6.

FLASHCARD QUESTION

Front

What is the function of the nucleus?

Back

The nucleus is the control center of the cell, containing the cell's genetic material (DNA) and regulating gene expression.

7.

FLASHCARD QUESTION

Front

What is the role of ribosomes?

Back

Ribosomes are the sites of protein synthesis in the cell, translating messenger RNA (mRNA) into polypeptide chains.

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