Which of the following name two mutagens that would be classified as base analogs?
A) ultraviolet light and cosmic radiation
B) 5-bromouracil and 2-amino purine
C) acridine orange and proflavin
D) hydroxyurea and peroxidase
E) ethylmethane sulfonate and ethylmethylketone peroxide
B
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Similar to single-gene traits, traits determined by multiple genes also show the expected 3:1 ratio of phenotypes in the progeny between two heterozygotes
A. true B. false
This organism is often associated with infections in patients with leukemia or lymphoma, as well as preterm infants:
a. S. multivorum b. C. indologenes c. E. meningoseptica d. Bergevella zoohelicum
Deep-diving animals accomplish their dives through ____
a. speeding their heart rate b. swimming vigorously c. storing oxygen in muscles and blood d. binding oxygen to hemocyanin e. going into a deep sleep
Which term refers to growing useful mutants that develop from callus culture?
a. grafting b. protoplast fusion c. fragmentation d. somatic embryogenesis