All the different plant populations make up the plant in this swamp. the plants are part of the bigger that contains many biotic and abiotic factors. a) community: biome b) community: ecosystem c) ecosystem: biosphere d) population: community

You find a fossil that you are sure shows evidence of bipedalism. you know this because which of the following anatomical traits is present? a. thighbones that angle in toward the knees b. a narrow pelvis c. opposable hallux d. posterior position of the foramen magnum