The temperature of a city is often warmer than the temperature in its surrounding suburbs. This is the result of an urban heat island effect. Why might this effect occur?
A) The pavement and buildings absorb heat.
B) There are more parks in the city.
C) Fewer people drive in the suburbs.
D) Fewer buildings use air conditioning in the suburbs.
A
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Growing useful mutants that develop from callus culture is called ____
a. fragmentation b. protoplast fusion c. somaclonal selection d. grafting e. apomixes
__________ is an example of a plant that produces detachable plantlets in notches along their leaf
margins. a. Pineapple b. Kalanchoe c. Chlorophytum d. Pepperomia e. Spathiphyllum
A cardiac researcher is trying to determine whether a pattern of very high blood cholesterol is genetic in a group of Pennsylvania Dutch. Therefore, the scientist looks through years of medical records plus patterns of marriage through several
generations. The investigator is doing a type of hereditary research called ________. A) title searching B) linkage mapping C) back crossing D) pedigree analysis
Nausea is an example of a (sign/symptom/syndrome) of disease.
Fill in the blank(s) with the appropriate word(s).