Mary has type a blood and her husband (john) has type b blood. john's parents both had type ab. mary and john have three children, one with type a, one with type ab, and one with type b. relatives suspect that one of the children was adopted.

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

voluntary muscles are controlled by the cerebellum.