Askeletal muscle is described by all of the following except:

voluntary

attached to a bone

having an origin

are highly branched

Which of the rock examples below is most likely to be metamorphic

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

How can you tell the difference between rough er from smooth er?