What is an enzyme?
Biology Semester 1 Review

Flashcard
•
Biology
•
9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
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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