16 Questions
What is the primary function of 'dark DNA'?
It is difficult to detect due to technical limitations
What concept does the 'C-value enigma' relate to?
The size of the genome and organism complexity
Which protein has been used as a molecular clock to study evolutionary timelines?
Cytochrome C
What is the role of gene duplication in evolution?
Leads to new genes and functions
What is the significance of the 'RNA world' hypothesis in the context of evolution?
It suggests RNA was the first genetic material
What does the term 'orthologous' refer to in evolutionary genetics?
Genes in different species that evolved from a common ancestral gene
What is the main function of chaperone proteins in cellular processes?
Protein folding
How does alternative splicing contribute to protein diversity?
By producing different proteins from the same gene
What does Hox transcription factors primarily regulate?
Transcription regulation
What does the relatively modest increase in gene numbers through evolution suggest about protein evolution?
Protein diversity arises from domain recombination
What was Ernst Walter Mayr's contribution to evolutionary biology?
Proposed the hypothesis 'Differences among species require different genes'
What was a key finding of the Human Genome Project (HGP) regarding the number of genes in humans?
Around 25,000 genes
Which protein is used as an example of conservation across species?
Cytochrome C
What is the role of Hox genes in embryonic development?
Determining the type of segment structures
What is the 'homeobox' in the context of Hox genes?
A DNA sequence in Hox proteins
What is a major theme of Mayr’s hypothesis from the 1960s?
Species differences require different genes
Test your knowledge of evolutionary biology and the Human Genome Project with this quiz. Answer questions about key figures, theories, and findings in the field of genetics and evolution.
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