8 of them are essential and human bodys can't produce them.they should be got from foods
Answer:
Explanation:
Knowing and understanding the context of a piece of art is essential in grasping the meaning of the art. It gives history of the artist and the time period it was made. These art pieces are meant to teach something, and understanding the context helps with that.
<u>Answer:</u>
Considering the nitrogen cycle, all organisms depend on bacteria to produce and maintain adequate nitrogen in the environment by eating the plants that contain bacteria which contain nitrogen.
Option: (B)
<u>Explanation:</u>
- Nitrogen is a main element in the nucleic acid of both RNA and DNA which is most important for all living creatures and biological molecules.
- When plants doesn’t get enough nitrogen it doesn’t produce amino acid, without amino acid plant cannot make special proteins.
- Amino acid is building block for DNA which tends to the generation of organism.
- Nitrogen fixation is a process where bacteria convert atmospheric nitrogen to usage form for plant and animals get nitrogen by eating those plants.
Answer:
119. Pollution
120. Greenhouse Effect
121. Chlorofluorocarbons (CDFs)
122. Acid rain
123. ?
124. Habitat (maybe)
125. Bioaccumulation (maybe)
Explanation:
Surface water is warmer than deep-ocean water. The deeper you go into the ocean the colder it is. This is because the warmth from the sun cannot reach the water near the bottom of the ocean.