Biology, 19.04.2021 08:10 cxttiemsp021
Marine biologists are studying stickleback fish populations. There are two distinct variations in the sticklebacks based on phenotypes. They are found with the three spines more commonly in marine ecosystems while they are more commonly found without the three spines in freshwater ecosystems. This has been observed in many marine and freshwater ecosystems across the globe. What explains the variation seen in the image here across different aquatic ecosystems?
Answers: 3
Biology, 21.06.2019 23:10
Blood has traveled from the heart to the toes. which describes the next step of the circulation process?
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Biology, 22.06.2019 08:30
Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.
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Marine biologists are studying stickleback fish populations. There are two distinct variations in th...
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