Genetic variants in non-coding DNA can influence phenotype

12 questions

1. Match each word to its correct meaning.
2. Match the number to the description.
3. Which of these is **not** a type of mutation?
4. Allele 1 has mutated to become allele 2.Allele 1 code: ATT CCG GAC TAT ATA CGC CCC.Allele 2 code: ATT CGG GAC TAT TAT ACG CCC C.How many mutations have there been in allele 1
5. Put the statements in order to describe how a gene in the nucleus is used to make an enzyme that controls a chemical reaction in the cytoplasm.
6. A change in the 3D structure of a protein may lead to a change in an organism such as a different eye colour. What word do biologists use for physical characteristics such as eye colour?
7. Genes are instructions to a cell on how to produce which type of molecule?
8. DNA that isn’t used to determine the structure of a protein is called ___ DNA.
9. What does the term 'gene expression' mean?
10. Put the events in the synthesis of a protein in the correct order.
11. Changes to the non-coding DNA nucleotide sequence can happen due to copying errors or because of environmental factors such as chemicals in cigarette smoke. What are these changes to the DNA called?
12. There are several ways changes to non-coding DNA can affect an organism's phenotype. Match the change to the description of how it can alter phenotype.

License: OGL