Charles Darwin, is the scientist is the father of evolution
<span>The minimal amount of nutrients needed every day by healthy people to prevent nutrient deficiencies is called the RDA.
RDA stands for recommended dietary allowances. </span>RDA's are established by the Food and
Nutrition Board of the National Academy of Sciences. There is a term RDI related to this. RDI stands for recommended daily intake.
Enzymes are biological molecules that significantly speed up the rate of virtually all of the chemical reactions that take place within cells. The vital for life and serve a wide range of important functions in the body, such as aiding in digestion and metabolism.
Answer:
Adult cottonmouths are brown.
Explanation:
An observation is a fact that you can clearly see and don't have to guess if it is true or not.
