King George III of England and other members of the royal family were afflicted with a series of strange, seemingly unrelated symptoms including abdominal pain, rapid pulse, convulsions, and insanity
It has been determined that he likely suffered from porphyria, caused by a mutation in a single allele. What is the genetic term describing the alteration of multiple, distinct traits of an organism by a mutation in a single gene?
pleiotropy
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Which of the following is true about haplotypes?
A. Defining a haplotype requires the identification of simple-sequence repeats (SSR) and long repetitive sequences in the human population from multiple individuals. B. Single nucleotide polymorphisms (SNP) used to define the haplotype must be very close together on the chromosome. C. Mitochondrial haplotypes are less stable because mitochondrial DNA recombines at a high frequency. D. Haplotypes of the Y chromosome are not useful because only males have them. E. Haplotypes can be used as markers to trace human migration.
a. a diploid zygote
a. a seed plant with seeds exposed on modified leaves b. a structure that produces vessels in woody tissue c. a sac-like structure at the tip of the stamen d. a seed plant with small spores that produce gametophytes
What is the main reason that the alternative explanations to evolution are not considered scientific?
A. The scientific community is biased and will not look at any other explanation. B. The people suggesting the alternative explanations are not scientists. C. The alternative explanations are not testable by the scientific method. D. All of these are reasons why the alternative explanations are not considered scientific.
Which of the following is considered dangerously underweight?
A. A BMI of 15.5 or lower B. A BMI of 18.5 or lower C. A BMI of 25 or lower D. A BMI of 29.9 or lower E. A BMI of 40 or lower