Answer: This is true for all parts of the surface of the Earth including the land and the upper parts of the ocean. The four natural resources; soil/rock, air, water, sun; constitute the major components of the physical environment.
Explanation:
Answer:
i dont know look on google
Explanation:
Answer:
D) Endocrine system
Explanation:
In some cases, the nervous system directly stimulates endocrine glands to release hormones, which is referred to as neural stimuli.
Hope this helps!
Sudan changes to deep orange or red in the presence of lipids. Sudan in not soluble in water lipids will absorb sudan's particle that will cause the change in color. Lipids will form distinct fat layer in the solution. This can be done during experiment where a macromolecule is unknown. Application of this experiment applies in health such as during confirmation of excessive fat in stool. The affinity of this dye to the lipids is high and alcoholic solutions of sudan dye can also be used.
Answer:
D fleas affect all animals
