Key Area 7: Inheritance Flashcards
1
Q
What is evolution?
A
Evolution is the changes in organisms over generations as a result of genomic variations.
2
Q
What are the two types of gene transfer?
A
Horizontal and vertical
3
Q
Describe vertical gene transfer?
A
Inheritance as it’s genes passed from parent to offspring
Happens in eukaryotes
4
Q
Describe horizontal gene transfer
A
Genes passed between the same generation
Happens in prokaryotes
Important in evolution as it allows rapid evolutionary change in prokaryotes
5
Q
How can DNA be transferred between prokaryotes and viruses?
A
When they injection their DNA into a eukaryotic cell, modifying that organisms DNA.
