Which of the following is the best example of a good hypothesis? a. a cheetah can run fast at night. b. a cheetah can run faster than a tiger. c. cheetahs can run fast. d. cheetahs like to run fast.

B). A cheetah can run faster than a tiger is the best example of a hypothesis because it can be tested and countered or proven. The other choices are stating facts , or ideas that can't be tested.

many phylogenetic trees have a single lineage at the base representing a common ancestor. a lineage that evolved early from the root and remains unbranched is called basal taxon. when two lineages stem from the same branch point, they are called sister taxa.

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explanation:

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds