African bees were imported to __________ in the
__________ for pollination purposes.
a. America; 1920s
b. Argentina; 1930s
c. Mexico; 1940s
d. Brazil; 1950s
e. Honduras; 1970s
Answer: d
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Which of the following might be missed if viable counts are done on food and/or water specimens?
A. Aerobic bacteria B. Viable but nonculturable cells C. Pathogenic bacteria D. Endospores
Which method of transport is illustrated here?
a. potocytosis
b. pinocytosis
c. receptor-mediated endocytosis
d. phagocytosis
Which of the following sequences correctly describes the movement of air in a bird's respiratory system?
a. lungs; anterior air sacs; posterior air sacs b. anterior air sacs; posterior air sac; lungs c. posterior air sacs; lungs; anterior air sacs
d. lungs; posterior air sacs; anterior air sacs e. anterior air sacs; lungs; posterior air sacs
Four of these statements about master genes are true. Which statement is not true?
A. They orchestrate layers of development. B. They are highly conserved over evolutionary time. C. Mutations within these are frequently devastating. D. They are highly variable in their sequences between species. E. Mutations usually result in changes in body plan.