Dogs are more sensitive to smells than humans because _____.
A) humans have more olfactory receptors than dogs
B) dogs have many more olfactory receptors than humans
C) each individual olfactory receptor is more sensitive in dogs than in humans
D) dogs tend to be microsmatic
Question 2
What is the advantage of using two-sided (as opposed to one-sided) p-values?
a. They are more likely to produce significant results.
b. They have greater statistical power.
c. They are less common in research.
d. They allow the researcher to interpret unexpected but significant relationships.
Male reproductive structures in humans.
Vocal communication between honeyguides and humans.
Other Medelian Traits in Humans
Beaker with ibex, dogs, and long-necked birds, from southwest Iran.
The Olfactory System
Humans have evolved, beginning in Africa