Bees see blue and purple the best. over time, some plants have developed blue flower petals and a place for bees to land. how might these features the plant? a. these features may scare away animals that dislike bees. b. these features may aid in the plant’s growth. c. these features may prevent the bees from eating the plant. d. these features may aid in the plant’s reproduction.

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a. control b. hypothesis c. procedure d. system

This rapid change in species that rarely leaves behind fossil evidence is referred to as

The images show two species of tree frogs in a particular region. the gray tree frogs are adapted to the trees of the woodlands, while the green tree frogs can survive in woodlands or grasslands. the gray frog was abundant in the woodlands. because of climatic changes, most of the trees in the region died, and the woodlands changed to grasslands. in such a case, the . the gray tree frog is closely related to the green tree frog genetically, but they have different mating calls. this suggests that speciation occurred because of .