<prompt> Which of the following has serous secretion?PancreasParotid glandSub mandibular salivary glandMinor salivary gland  <response>: Most animals have three major pairs of salivary glands that differ in the type of secretion they produce: parotid glands produce a serious, watery secretion. submaxillary mandibular glands produce a mixed serous and mucous secretion. sublingual glands secrete a saliva that is predominantly mucous in character. Ref: vivo.colostate.edu 