Which of the following adult tissues and organs originate in the endoderm layer of the gastrula? Select all the correct answers. A. Pancreas B. Liver C. Urethra D. Lining of the urethra E. Respiratory system F. Epithelial lining of respiratory system

Describe two recent or ongoing space missions.

You see a white marker with an orange circle and black lettering. what does this marker tell you

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.