Test Tuesday 4

Which property of water allows it to absorb a large amount of heat without a significant temperature increase?

• high boiling point
• high specific heat capacity
• low specific heat capacity
• low heat of vaporization

What is the primary function of carbohydrates in living organisms?

• Energy production

• Enzyme catalysis

• Genetic information storage

• Structural support

Which of the following is a major function of lipids in the body?

• Antibody production

• Transport of oxygen

• Enzyme activity

• Energy storage

Which level of protein structure involves interactions between amino acid side chains, forming alpha-helices and beta-sheets?

• secondary structure
• quaternary structure
• tertiary structure
• primary structure

What type of nucleic acid contains the instructions for building proteins?

• tRNA
• rRNA
• DNA
• mRNA

Which of the following is a characteristic feature of prokaryotic cells?

• Ability to perform photosynthesis.
• Larger size compared to eukaryotic cells.
• Lack of a nucleus and other membrane-bound organelles
• Presence of a nucleus and other membrane-bound organelles.

Which of the following organelles is not found in eukaryotic cells?

• endoplasmic reticulum
• mitochondria
• nucleoid

• nucleus

What is the main structural component of the cell membrane?

• proteins
• carbohydrates
• Cholesterol

• phospholipids

What is the primary function of triglycerides in living organisms?

• Long-term energy storage

• Genetic information storage

• Cell communication

• Enzyme structure

According to the Cell Theory, all living organisms are composed of:

• molecules
• atoms
• organs
• cells