how could you use biotechnology to protect a plant from insect damage?
a. add naturally produced anti-insect chemicals to the soil
b. insert genes that produce anti-insect chemicals into the plant
c. spray chemicals on plants to stop insects from eating them
d. insert genes that produce insulin into the plant

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?

On his trip to the galapagos islands, darwin determined that animals on the islands