Lecture 2

Question 1

Microevolution: Evolution ___ species (over ___ time scales)

a. coined by ____
b. Mutation ( and below are all the major causes of microevolution)
c. Gene __
d. Natural __
e. Genetic ___

Answer 1

within (shorter)

a. DobsZ
c. Gene flow
d. Natural Selection
e. Genetic drift

Question 2

Inheritance:

a. Acquired characteristics are not ___
c. Hereditary variation are based on __ (the genes)

Answer 2

a. Inherited

b. particles

Question 3

Mutation:

a. Genetic __ arises through __ mutation

Answer 3

a. variation, random

Question 4

Evolution:

a. change of a population, NOT of an ___

Answer 4

individual

Question 5

Changes in allele frequencies:

a. may be ___ or non ___

Answer 5

a. random

Question 6

Species:

a. are groups of interbreeding or groups of potentially ___ individuals that do not ___ with other groups
b. Speciation occurs by the __ differentiation of ____ isolated populations

Answer 6

a. interbreeding, exchange

b. genetic, geographically

Question 7

Macro Evolution

a. Evolution __ species (over __ time scales)
b. Major __ that distinguish higher __

Answer 7

a. across (longer)

b. alterations, taxa