Answer:
Topographically SN is classified into:
1. Central SN- made up of the brain and spinal cord
2. Peripheral SN- made up of nerves (31 pairs of spinal nerves, 12 pairs of cranial nerves), nerve plexuses and nerve ganglia
Structural Dpdv
1. Somatic SN \ of relationship life
2. Vegetative SN a) sympathetic- acts in unusual conditions (eg stress, fear)
b) parasympathetic- acts in normal life conditions
Explanation:
Answer:
B) Binocular stereoscopic vision, grasping hands and feet, and nails on the toes and fingers all co-evolved to enhance visual predation on insects in the terminal branches of trees.
Explanation:
A characteristic of the primates, when they evolved was the replacement of the claws by ones, the binocular vision, which generated these two characteristics the option to see and take better the insects and fruit in high branches
Answer:
<h2>Liver, testosterone </h2>
Explanation:
The cholesterol is an important type of organic molecule that has many important roles in organisms. It is a sterol that is also called a modified steroid. It plays an important role in the cell membrane of the organism. Generally, it is synthesized in the liver and some other parts of the body. The synthesis of cholesterol is regulated by a homeostatic mechanism. Testosterone is synthesized from the cholesterol so cholesterol acts as starting material. Testosterone plays an important role in the development of the reproductive tissues of the male.
Answer:
the number of big fish would increase
Explanation:
when theres a bunch of small fish, that is more food for the big fish ao the population of big fish will increase
