The preferential selection by a female of a male peacock with the longest tail feathers and the most eyespots on the tail feathers is an example of
A) polandry.
B) polygyny.
C) intrasexual selection.
D) intersexual selection.
D
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Four of the five choices listed below are associated
with the lactose operon. Select the exception. a. regulator b. terminator c. operator d. promoter e. structural gene
Identify two changes that occur at or shortly after birth that allow the neonate to live independently. What will be an ideal response?
Refer to the accompanying figure. What major function is associated with this type of tissue?
a. protecting underlying cells from abrasion b. moving of materials along a tissue surface c. producing secretions such as mucus and sweat d. secreting and absorbing e. strengthening
The major function(s) of the TCA cycle is(are) ________.
A. provision of carbon skeletons for biosynthesis of cell components B. energy production C. energy production and provision of carbon skeletons for biosynthesis of cell components D. electron transport