Q. Which of the following are true to the prototherians? I.Pectoral girdle is associated with T-shaped interclavicle. II.Mammary glands are modified as sebaceous glands. III.Pelvic girdle possesses epipubic bones. IV.Vertebrae are with epiphyses.
A) I and III
B) I and II
C) III and IV
D) II and III
Explanation
T-shaped interclavicle in the pectoral girdle is the reptilian character present in prototheria. The pelvic girdle of prototherian possesses epipubic bones.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.