If a widow's peak hairline is dominant and a straight hairline is recessive, then a person with a
A) straight hairline must be a heterozygote.
B) widow's peak hairline must be a heterozygote.
C) straight hairline must be a homozygote.
D) widow's peak hairline must be a homozygote.
C
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Phosphorous is released from rocks by which process?
A. weathering and erosion B. photosynthesis C. bacterial decomposition D. All of these are correct.
The duration of twilight decreases with increasing latitude, especially in summer
a. True b. False
The "horse latitudes" are zones of minimal winds that are associated with the ________ system
A) subtropical high pressure B) trade wind C) westerly wind D) polar easterly wind E) intertropical convergence
Using the straight best-fit line as an indicator, estimate the approximate observed temperature change over the last century in each city; indicate if the temperature has increased (+) or decreased (–). (Note: these answers are based on simplistic assumptions.)
The following questions are based on Figure 24-6, a chart showing average annual temperature from 1905 to 2015 in three U.S. cities: Nome, Alaska; Bozeman, Montana; and Tucson, Arizona. Tucson: __________ °F Bozeman: __________°F Nome: __________°F