Colorado tick fever is caused by a ________ and can cause headache, muscle aches and conjunctivitis in some individuals.

A. coltivirus
B. rotavirus
C. mumps virus
D. hantavirus
E. coxsackie B virus


Answer: A

Biology & Microbiology

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The number of generations it takes for an allele to become fixed or lost in a population depends on population size. There are three populations associated with the frequency of the ? allele and its change in frequency. Which population(s) show dramatic change in ? allele frequency and what are these changes? Population 1 = brown mouse (top line); Population 2 = middle line; population 3 =

white mouse (bottom line).



A. Population 1; it shows an extinction of the ? allele resulting in all brown mice.
B. Population 3; it shows an extinction of the ? allele resulting in all white mice.
C. Population 2; it shows an increase in the frequency of the ? allele after 50 generations.
D. Population 1; it shows a fixation of the ? allele resulting in all brown mice and Population 3 shows an extinction of the ? allele resulting in all white mice.
E. Population 1, 2, and 3 all show drastic changes in ? allele frequency after 50 generations, with the complete elimination of the ? allele in all three populations.

Biology & Microbiology

Which of the following is an important function of The Vertebrate Skeleton?

A. support and locomotion B. blood formation C. calcium homeostasis D. protection of soft tissues such as the brain E. All of the choices for this question are correct.

Biology & Microbiology

The chemolithotrophs that metabolize reduced sulfur compounds using oxygen as a terminal electron acceptor in the Winogradsky column include ________.

A. cyanobacteria B. Chromatium C. Desulfovibrio D. Beggiatoa

Biology & Microbiology

Attaches the integument to the underlying muscles.

What will be an ideal response?

Biology & Microbiology