Which of the following best describes this selection?
a) a cadenza is entirely lacking
b) a cadenza is indicated but, as was the custom, the soloist is expected to improvise it
c) a cadenza is indicateda bit unexpectedly, it is written out by the composer
d) a cadenza is include but, rather curiously, it includes a notated part for timpani
Question 2
Throughout this selection how is the solo instrument instructed to play?
a) with mute
b) with the top string tuned in a non-traditional manner
c) in the traditional manner
d) una corda, that is with one string
A hypothetical scenario illustrating the process of chemical selection
Stablizing Selection
Alarm calling, a possible example of kin selection.
Variation in the rate of evolution as a function of the strength of selection, assuming genetic drif
Coefficients of relatedness: How kin selection works.
Disruptive selection eliminates midrange forms of a trait