Maths Group11

Biology some questions about enzymes from grade 11 unit 3. 1. What is the primary function of enzymes in biological systems? A) To provide structural support B) To act as catalysts for chemical reactions C) To store genetic information D) To transport molecules across membranes 2. Which of the following factors can affect enzyme activity? A) Temperature B) pH C) Substrate concentration D) All of the above 3. What is the term for the specific region on an enzyme where substrates bind? A) Active site B) Allosteric site C) Binding pocket D) Catalytic center 4. Enzymes are typically made up of which type of biological macromolecule? A) Carbohydrates B) Nucleic acids C) Proteins D) Lipids 5. What happens to an enzyme after it catalyzes a reaction? A) It is permanently altered and cannot be reused B) It is destroyed in the process C) It can be reused for subsequent reactions D) It becomes a substrate

2008 EUEE from grade 11 unit 2 maths.

Which of the following is an hydrogen bond? A. NH3 B. CH3OCH3 C. CO2 D. NO2

The above are EUEE about word order.