The last major organ(s) to mature during fetal development is/are the
brain
lungs
heart
stomach & intestines

i think its white blood cells

i hope this

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.

japan is the correct anwser because i already took the test and i passed it