Give an example of a basic scientific experiment, identify the control variable, independent and dependent variable in the experiment.

There are six elements that make up most of the human body. which of the following is not one of these six elements?

What is the most appropriate method of gaining weight (muscle mass)

If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?