The penis in males and the ___ in females develop from the same embryonic tissue

A pair of chromosomes that form an X-like structure is joined in the middle. The place where the two strings meet is called a(n) __________

a. chromosection. b. chromochiasm. c. central intersection. d. centromere.

The brain and spinal cord are two components of the ______

a) central nervous system b) somatic nervous system c) peripheral nervous system d) autonomic nervous system