Molecular Techniques Flashcards
1
Q
What the 3 types of DNA
A
Nuclear – bi-parentally inherited
• Mitochondrial - maternally inherited
• sex chromosomes e.g. Y chromosome
2
Q
How molecular techniques be used in species identification
A
PCR specific sections of DNA e.g Common and Natterjack tadpoles
Gut contents or faecal samples to determine prey
And DNA barcoding can be used as there is a lot of variation across spp
3
Q
How can animals be aged
A
There is a methylation build up at DNA sites with age
