1. What evidence is there to suggest that the genetic code evolved early on?
- it is non-overlapping
- it is very long
- it is almost universal
- it is degenerate
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Other questions in this quiz
2. What is mean by the code is non-overlapping?
- each codon is only present in one protein
- only 1 amino acid can be coded for by 1 codon
- each codon codes for one amino acid
- each amino acid is specific to one particular codon
3. what is meant by the term 'stop codon'?
- a codon that doesnt stop working
- a codon that does not code for an amino acid, but instead indicates the end of a polypeptide chain
- a codon that stops all metabolic functions within a cell
- a codon that stops the production of ATP within a cell
4. What is meant by the term gene?
- a short strand of DNA
- A sequence of DNA nucleotides that code for a polypeptide
- a section of DNA that codes for lipids
- a section of DNA
5. what is meant by the code is almost universal?
- the same sequences of bases, code for the same amino acids in all organisms
- the genetic code exists all over the world
- every organism has the same proteins
- all DNA is the same