In commensalistic relationships one organism benefits and the other organism A. is harmed

B. are neither helped nor harmed (are unaffected)

C. is also benefited

Which units ate used to measure both velocity and speed? check all that apply

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast