1.
How many different phenotypes
should result from a cross of two pea
plants, both with genotype RrYy?
A. 16
B. 12
C. 8
D. 4
Basic Clicker Question: Calculation

2.
If a fishery policy allows fishermen to catch
only salmon that are larger than 50 cm, what
type of selection would this exert on the
population?
A. Stabilizing
B. Disruptive
C. Directional
D. None of these
Basic Clicker Question: Applying Concepts

3.
Imagine you are managing a population of
spotted owls and the Bureau of Land
Management plans to allow logging inside the
spotted owl territory, reducing the total number
of owls the environment can support. How
would you modify the logistic growth equation
( ) to model this change?
Basic Clicker Question: Calculation
A. Reduce N
B. Reduce r
C. Reduce K
D. Increase N

4.
If males and females experience antagonistic
pleiotrophy for a gene, which of these graphs
would represent the relationship between
fitness for males and females for that gene
Basic Clicker Question: Applying Concepts
A CB
MaleFitness
MaleFitness
MaleFitness
Female Fitness Female Fitness Female Fitness
High
Low
High
Low
High
LowHigh High High

5.
Multi-Part Clicker Question: Preparation
If humans who hybridized with neanderthals had
HIGHER fitness would we expect to see more
neanderthal DNA near IMPORTANT areas of the
genome or UNIMPORTANT areas of the genome?
PercentNeanderthalDNA
Proximity to functionally important regions of the
genome
far near
Draw your
graph here!

6.
Multi-Part Clicker Question: Unpacking
My Graph Looks Like:
far near
Proximity to Functionally
Important Parts of Genome
B
A C
D. None of these graphs look like mine
PercentNeanderthalDNA
PercentNeanderthalDNA
B
PercentNeanderthalDNA
far near
Proximity to Functionally
Important Parts of Genome
far near
Proximity to Functionally
Important Parts of Genome

7.
Multi-Part Clicker Question: Unpacking
Did we keep neanderthal genes that were useful
to us?
Proximity to functionally important regions of the
genome
far near
PercentNeanderthalDNA