Exam (elaborations) BIOCHEM CHAPTER 1 2024

BIOCHEM CHAPTER 1 EXAM1
DNA - CORRECT ANSWER-- Double helix

- genetic info storage

RNA - CORRECT ANSWER-A single-stranded nucleic acid that passes along genetic
messages

mRNA- information intermediate

rRNA- structure

tRNA- Recognition

Proteins - CORRECT ANSWER-Polymers composed of amino acids

- functional carrier

Lipids - CORRECT ANSWER-- Fatty acids and glycerol

- structural (membrane)

- Fuel and energy storage

- signaling and messengers

Carbohydrates - CORRECT ANSWER-Carbon based and rich in hydroxyl groups

- simple or complex

- structural (cell wall)

- fuel and energy storage

Central Dogma - CORRECT ANSWER-1. DNA transcription

2. RNA translation

3. Protein formation

first law of thermodynamics - CORRECT ANSWER-Energy can be transferred and
transformed, but it cannot be created or destroyed.