Many types of social behavior involve cooperative behavior. The major purpose of a pair bond is to
form a stable relationship for the purpose of:
a. securing food.
b. defending territory.
c. kin selection.
d. mating and caring for young.
e. selection of a mate.
D
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True or False: A carbon atom can form up to three single covalent bonds with other atoms.
Answer the following statement true (T) or false (F)
How is aneuploidy different from polyploidy? What are the mechanisms by which aneuploidy and polyploidy are caused, and what are the consequences of these chromosomal alterations in terms of survival and fertility of the offspring?
What will be an ideal response?
In the formation of biofilms, such as those forming on unbrushed teeth, cell signaling serves which function?
A) formation of mating complexes B) aggregation of bacteria that can cause cavities C) secretion of substances that inhibit foreign bacteria D) digestion of unwanted parasite populations
A finch species living in the Galapagos Islands feeds on small insects found in flower buds. Its bill is most likely
A. small and narrow. B. broad and powerful. C. mid-sized and very long. D. broad and sharp.