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How do m-RNA, t-RNA and ribosomes help in the process of translation?
Concept: Protein Synthesis >> Transcription
Explain the process of transcription in prokaryotes.
Concept: Protein Synthesis >> Transcription
Name the enzyme and state its property that is responsible for continuous and discontinuous replication of the two strands of a DNA molecule
Concept: Deoxyribonucleic Acid (DNA)
It is established that RNA is the first genetic material. Explain giving three reasons.
Concept: Properties of Genetic Material
Name the enzyme responsible for the transcription of tRNA and the amino acid the initiator tRNA gets linked with.
Concept: Protein Synthesis >> Transcription
State the aim and describe Messelson and Stahl’s experiment.
Concept: Protein Synthesis >> Transcription
How are the following formed and involved in DNA packaging in a nucleus of a cell?
(ii) Nucleosome
(iii) Chromatin
Concept: Packaging of DNA
Differentiate between Euchromatin and Heterochromatin.
Concept: Packaging of DNA
List the criteria a molecule that can act as genetic material must fulfill. Which one of the criteria are best fulfilled by DNA or by RNA thus making one of them a better genetic material than the other? Explain.
Concept: Properties of Genetic Material
Give an example of a codon having dual function.
Concept: Genetic Code
State the difference between the structural genes in a Transcription Unit of Prokaryotes and Eukaryotes.
Concept: Protein Synthesis >> Transcription Unit and the Gene
List two essential roles of ribosomes during translation.
Concept: Protein Synthesis >> Translation
How is Prokaryotic Transcription process different in eukaryotes?
Concept: Protein Synthesis >> Transcription
Explain the processing the hnRNA needs to undergo before becoming functional mRNA eukaryotes.
Concept: Protein Synthesis >> Transcription
Explain the role of initiator tRNA in the initiation of protein synthesis.
Concept: Protein Synthesis >> Transcription
Write the percentage of the total human genome that codes for proteins and the percentage of discovered genes whose functions are known as observed during HGP.
Concept: Human Genome Project
Expand 'SNPs' identified by scientists in HGP
Concept: Human Genome Project
How does a degenerate code differ from an unambiguous one?
Concept: Genetic Code >> tRNA – the Adapter Molecule
Write the function of RNA polymerase II.
Concept: The RNA World
Explain the process of transcription in Eukaryotes.
Concept: Protein Synthesis >> Process of Transcription in Bacteria
