Here is a good resource:
https://nhlbi.nih.gov/health/educational/lose_wt/eat/calories.htm
Evan is a substance produced by a living organism which acts as a chemical symbol en
Explanation:
enzyme is produce by a living organism which acts as a catalyst to bring about a specific biochemical chemistry
Answer:
The toxic chemicals present in the soil can decrease soil fertility and therefore decrease in the soil yield. The contaminated soil is then used to produce fruits and vegetables, which lacks quality nutrients and may contain some poisonous substance to cause serious health problems in people consuming them.
I Think the Answer
is D...Hopes this Helps <span />
<span>Formation of bivalents lead to spindle fibers from opposite poles attaching to homologous chromosomes.
Hope this helps!!</span>
