Explanation:
A genetic trait that helps an organism be more successful in its environment
B the origin of new matter in the steady state theory???
<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.
Answer:
Ocean water is a mixture! Salt and water together, makes salt water, since the salt dissolves in it.
Normal water in a cup, though, is a pure substance. Nothing is in it, and its purified, so it is not a mixture.
If it's more than one things, it's a mixture!
I hope this helps!