Content Preview

Biol 322 Exam 1 2025 Questions and Answers Charles Darwin was the first to propose that - ....ANSWER ...-the changes that have occurred in species are primarily a result of natural selection Which was correct regarding the sources of data for testing models of evolution? ....ANSWER ...-all of the above (evolutionary biologists still use fossil data, embryological data was available before molecular data, behavioral data is often used in evolutionary studies) One of the basic ideas in the theory of evolution is that the more closely related two species are: - ....ANSWER ...-the more recently they shared a common ancestor What was the approximate time when Homo sapiens began to use domestic crops and settle in one habitat? - ....ANSWER ...-10,000 years ago Artificial selection could be described as all of the following except: ....ANSWER ...-increase in the frequency of treats are associated with increased survival and increased reproductive frequency in the wild We often see problems with evolving pesticides in insects. Which of the following statements best describe these changes? - ....ANSWER ...-There are some variants in the treated population that already have mutations that confer resistance to the pesticide treatment. Such variants will survive and proliferate …FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1