How many ganglia lie in the thorax and abdomen respectively in cockroach?
A. 3, 6
B. 6, 3
C. 2, 4
D. 4, 2
Answer:
A. 3, 6
How many ganglia lie in the thorax and abdomen respectively in cockroach?
A. 3, 6
B. 6, 3
C. 2, 4
D. 4, 2
Answer:
A. 3, 6