Zoology MCQs
Topic Notes: Zoology
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
1
Which molecules serve as the fundamental building blocks of proteins?
Answer:
amino acids
Proteins are complex macromolecules composed of long chains of amino acids linked by peptide bonds. There are 20 standard amino acids that combine in various sequences to form the diverse structures and functions of proteins required for biological life.
2
What is the term for the flow of genetic information from DNA to RNA to protein?
Answer:
central dogma theory
The Central Dogma of molecular biology describes the two-step process, transcription and translation, by which the information in genes flows into proteins: DNA makes RNA, and RNA makes protein. This concept was proposed by Francis Crick and remains a cornerstone of modern biological science.