Which of the following organisms is an autotroph?

clam
grass
lion
worm

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

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.

What are some natural processes that represent physical and chemical changes?