Unit 2: Biomolecules Flashcards

Flashcard
•
Biology
•
10th Grade
•
Hard
Standards-aligned
Tiffany Dixon
FREE Resource
Student preview

37 questions
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1.
FLASHCARD QUESTION
Front
What is a monomer of proteins?
Back
Amino acid
Answer explanation
Amino acids are the building blocks of proteins, making them the correct monomer. Nucleotides are for nucleic acids, monosaccharides for carbohydrates, and fatty acids for lipids.
Tags
DOK Level 1: Recall
2.
FLASHCARD QUESTION
Front
What is the primary function of carbohydrates in the body?
Back
Provide energy
Answer explanation
The primary function of carbohydrates in the body is to provide energy. They are broken down into glucose, which is used by cells for fuel, making this the correct choice over the other options.
Tags
DOK Level 1: Recall
3.
FLASHCARD QUESTION
Front
Which element are found in ALL biomolecules?
Back
Carbon, Hydrogen, Oxygen
Answer explanation
Helium is a noble gas and is not reactive, making it uncommon in biomolecules. In contrast, carbon, hydrogen, and nitrogen are essential elements found in various biomolecules like proteins, nucleic acids, and carbohydrates.
Tags
DOK Level 1: Recall
4.
FLASHCARD QUESTION
Front
What is the role of enzymes in biological reactions?
Back
They are catalysts that speed up reactions
Answer explanation
Enzymes are biological catalysts that speed up reactions by lowering the activation energy required for the reaction to occur. They do not act as reactants or provide energy, making 'speed up reactions' the correct choice.
Tags
DOK Level 1: Recall
5.
FLASHCARD QUESTION
Front
What is the primary structural form of DNA?
Back
Double helix
Answer explanation
Nucleic acids, such as DNA, are best described as a double helix structure, consisting of two intertwined strands. This unique shape is crucial for their function in storing and transmitting genetic information.
Tags
DOK Level 1: Recall
6.
FLASHCARD QUESTION
Front
Which biomolecule is primarily responsible for storing genetic information?
Back
Nucleic acids
Answer explanation
Nucleic acids, such as DNA and RNA, are the biomolecules that store and transmit genetic information. They contain the instructions needed for the development and functioning of living organisms.
Tags
DOK Level 1: Recall
7.
FLASHCARD QUESTION
Front
What happens to an enzyme when it is denatured?
Back
It loses its shape and can no longer be reused in biochemical reactions.
Answer explanation
When an enzyme is denatured, it loses its shape, which is crucial for its function. This change in structure prevents the enzyme from binding to its substrate, thus inhibiting its activity.
Tags
DOK Level 1: Recall
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