An explanation supported by a large body of observations and experimentation is referred to as a(n):
A. prediction.
B. theory.
C. hypothesis.
D. supposition.
E. investigation.
Answer: B
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Which of the following would occur from a mutation in the gene's promoter region?
A. The sequence of the mature mRNA would change. B. The ability of pre-mRNA to be properly spliced would change. C. The ability of mRNA to be translationally regulated would change. D. The amino acid sequence of the translated protein would be altered. E. The rate of transcription may increase or decrease.
A proteome is an organism's full array of expressed proteins, and proteomics is the study of those proteins and the functions they mediate.
Answer the following statement true (T) or false (F)
The way in which an organism utilizes its environment may be called
A. resource partitioning. B. its habitat. C. competitive exclusion. D. intraspecific competition. E. its niche.
Some plants fail to produce chlorophyll, and this trait appears to be recessive. Many plants also self-pollinate. If we locate a pea plant that is heterozygous for this trait, self-pollinate it and harvest seeds, what are the likely phenotypes of these seeds when they germinate?
A. All will be white and lack chlorophyll. B. About one-fourth will be green and three-fourths white. C. About one-half will be green and one-half white. D. About one-fourth will be white and three-fourths green. E. All will be green with chlorophyll.