A woman with type A blood and a man with type B blood have a baby with type O blood. What are the genotypes of the woman and the man?
A) IAi and IBi
B) IAIA and IBi
C) IAi and IBIB
D) IAIA and IBIB
A
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Animals that possess both male and female sexual organs
a. are parthenogenetic and typically self-fertilize. b. are hermaphroditic and typically self-fertilize. c. are dioecious and typically cross-fertilize. d. are dioecious and typically self-fertilize. e. are hermaphroditic and typically cross-fertilize.
What is the distribution of parental chromosomes in each of the four haploid cells produced by meiosis II?
A) 100% maternal or paternal chromosomes B) a 75%:25% mix of maternal and paternal chromosomes C) a 50%:50% mix of maternal and paternal chromosomes D) a random mix of maternal and paternal chromosomes E) The distribution depends on whether the organism is haploid or diploid.
Which of the following hominin species was the first to leave Africa, it's fossils date from 1.9 to 0.2 mya, and it had a similar anatomy to our species?
A. Home floresiensis B. Home erectus C. Sahelanthropus tchadensis D. Australopithecus afarensis
Which muscle type(s) are under voluntary control?
Skeletal Smooth Cardiac All of the above