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Genetics in Minutes Knowledge Check

Test your mastery of the core principles.

Question 1 of 4
Which nitrogenous bases pair together in the standard DNA double helix?
Explanation: Adenine always bonds with thymine, and cytosine always bonds with guanine, forming the structural rungs of DNA.
Question 2 of 4
What core insight did Gregor Mendel's work establish?
Explanation: Mendel disproved the blending theory, proving that traits are inherited as discrete units governed by predictable ratios.
Question 3 of 4
What is the primary function of the Central Dogma in molecular biology?
Explanation: The Central Dogma outlines the directional flow of genetic information from DNA storage to mRNA transcription and protein translation.
Question 4 of 4
How does CRISPR-Cas9 function as a revolutionary genetic tool?
Explanation: CRISPR uses programmable guide RNA to locate specific sequences and Cas enzymes to execute precise, targeted edits.