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.
what are mary and john's blood genotypes?

the cytokine-activated janus kinase (jak)-signal transducer and activator of transcription (stat) pathway has an important role in the control of immune responses. dysregulation of jak-stat signaling is associated with various immune disorders.

d. groundwater flows through the subsoil and deposits minerals.

wegner's theory did not explain how the continents could move

explanation:

c.           is the correct answer