Genetic Variation Definitions Flashcards
1
Q
What is meant by genetic diversity?
A
The number of different alleles in each gene
2
Q
Define the term exon
A
A base sequence coding for a polypeptide
3
Q
Describe how a phosphodiester bond is formed between 2 molecules within DNA
A
A condensation reaction between phosphate and deoxyribose
4
Q
Define non coding base sequences
A
DNA that doesn’t code for polypeptides or amino acids, and are positioned between genes
5
Q
Define the term mutagenic agent
A
A factor that increases the rate of mutations
6
Q
Name the difference between DNA and RNA
A
DNA contains deoxyribose, RNA contains ribose
