Mutations & Phenotypes ๐ฆ Flashcards
1
Q
What is a mutation
A
A change in the DNA base sequence of a gene
2
Q
What is a phenotype
A
An organisms visible characteristics
3
Q
What is a genotype
A
The alleles for certain characteristics that are found in an organism
4
Q
What is an allele
A
A version of a gene
5
Q
What is a gene
A
A length of dna that codes for a protein
6
Q
What is a genetic disorder
A
A disese caused by faulty genes (alleles)
7
Q
What can cause a mutation
A
Radiation- x-rays, uv
Chemicals- cigarette smoke, barbeques, benzoyl peroxide
Infectious agents- HPV, helicobactor pylori