What are some positive effects of a slow change to an ecosystem?

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.

This diagram shows how seed plants are grouped. which is the missing label? bryophytes angiosperms pteridophytes monocots

The offspring of two different species