Speciation that takes place when a physical barrier subdivides a large population is called ____ speciation
a. morphologic
b. parapatric
c. allopatric
d. sympatric
e. geographic
ANSWER: c
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If the frequency of allele A is .7, using the Hardy-Weinberg formula, what would the frequency of the heterozygous Aa genotype be?
A. .09 B. .3 C. .42 D. .49 E. It cannot be calculated from the information provided.
A frog should be added to the phylogeny above at point
A. A.
B. B.
C. C.
D. D.
E. E.
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
· What key words does the question contain and what do they mean?
Gather Content
· What do you already know about cladistics?
Consider Possibilities
· Consider the different answer options. Which can you rule out?
Choose Answer
· Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
Reflect on Process
· Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
You can painlessly wade into a pool, but doing a belly flop off of the high diving board hurts because of
A. cohesion in water. B. water's high boiling point. C. water's high density. D. water's neutral pH. E. adhesion in water.
If a given depolarizing event causes one action potential, which of the following might increase the likelihood of a second action potential being produced given the same stimulus as before
What will be an ideal response?z