What is the blood type of individuals who cannot add the terminal sugar to the H substance?
A) A
B) O
C) AB
D) B
E) Bombay phenotype
Answer: B
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Insects exchange gasses through pores called _____, which connect to an internal system of tubes called _____, which are in turn connected to respiring tissues
A. spiracles; tracheae B. tracheae, spiracles C. spiracles; radulae D. radulae; tracheae E. none of these
Which pattern of diploid and haploid phases reflect the life cycle in plants?
a. alternation between haploid and diploid generations b. two haploid generations followed by a diploid generation c. one haploid generation followed by two diploid generations d. a single generation that limits the haploid state to gametes while the rest of the organism is diploid e. a single generation that limits the diploid state to gametes while the rest of the organism is haploid
Previously understood similarities that seemed to connect slime molds and fungi are now considered to be _____
A) homologies B) examples of convergent evolution C) variations of common ancestral traits D) adaptations for much different functions
Which of the following combinations of chromosomes would be typical of a human male?
A. two X-chromosomes B. an X-and a Y-chromosome C. 2 Y-chromosomes D. None of these is correct.