Lecture 14

Question 1

Some mutations occur due to natural selection, where people with this mutation had more food, and consequently, more offspring. What is pastoralism?

Answer 1

raising animals for milk

Question 2

Which plant is one of the first genetically modified organisms?

Answer 2

corn

Question 3

What are phylogenetic trees?

Answer 3

DNA differences between species

Question 4

What is forensics?

Answer 4

DNA differences within a species (DNA fingerprinting)

Question 5

What is an operon?

Answer 5

DNA region responsible for making an mRNA with more than one protein coding region

Question 6

Drosophila geneticists use EMS (ethyl methanesulfonate) — which causes GC → AT base-pair substitutions — to generate what kind(s) of mutations?

Answer 6

missense and nonsense