The term
"necessary chemicals" refers to any substance that is required for a specific biological or chemical reaction to occur.
Full definition
The nutrients we eat supply energy and
necessary chemicals for this function, which is why it affects how many calories our body burns.
Trans fatty acids are sufficiently similar to natural fats that the body readily incorporates them into the cell membrane; once there their altered chemical structure creates havoc with thousands of
necessary chemical reactions — everything from energy provision to prostaglandin production.2
It is very likely that you have a genetic variant on a gene known as the MTHFR gene which is responsible in part for a very common and
necessary chemical reaction known as methylation.
There is life here BECAUSE the earth is the right distance from the sun and we have
a necessary chemicals.
Now, with John McCutcheon from the University of Montana, she has found that the three organisms make amino acids in a cooperative production line; each brings about its share of
the necessary chemical reactions to ready the final goods.
The real key to the process is catalysis, which enables and speeds up
the necessary chemical reactions.
It was already known that
the necessary chemical reaction between carbon monoxide and hydrogen takes place on the surface of small cobalt particles.
Until the late 1940s, the only way to convert crude oil into gasoline was to heat it and introduce silica - alumina to catalyze
the necessary chemical reactions.
The oxidation process that occurs during catabolism helps synthesize
the necessary chemical building blocks that adenosine triphosphate (ATP).
Raw water is rarely adequate by itself to deliver all
the necessary chemicals to an established tank.
Chemicals can be added to raise these levels, but the best results are obtained by changing water before adding
the necessary chemicals.
The very rare «ghost trees» lack chlorophyll,
the necessary chemical that makes plants green and helps them convert sunlight to food.
Madat worked with the Red Cross to purchase three mosquito fogging machines and
the necessary chemicals to help fight the spread of the virus.