A man and a woman have blood types A and B, respectively. Both have one parent with O blood type. What is the probability that the man and woman have a child with O blood type?
A. 0%
B. 25%
C. 50%
D. 75%
E. 100%
Answer: B. 25%
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AP Biology
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- If a dam is built downstream and prevents salmon migration to the test sites, which of the following most accurately predicts the impact on nitrogen influx?
- Which of the following pieces of additional data would help further investigate the relationship between bears, salmon, and influx of nitrogen into the local environment?
- Which of the following most likely describes how the interaction between bears and salmon influences nitrogen dynamics in the environment?
- Which of the following statements is best supported by the data?
- In the year 2000, specimens of C.taxifolia, a green algae used in tropical aquariums was found off the coast of California. It is native to the Indian Ocean. It is known for aggressive reproduction and an ability to compete with sea grasses. It is currently on an international list of invasive species. Which of the following best predicts the consequences of the introduction of C. taxifolia to the California coast?
- The graph above represents the number of individuals in a population of wolves and in a population of moose observed in the same isolated geographic area over a 40 year period. Which of the following statements about the two populations in supported by the graph?
- Density-dependent factors are related to which of the following?
- As N approaches K for a certain population, which of the following is predicted by the logistic equation?
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