<em>A least important factor of a personal fitness program is;</em>
D. The time of day physical activity will be performed
<u>The time of day a physical activity is to be performed is an unimportant factor and has no impact or effect to your physical fitness.</u>
Answer:
A tertiary structure is a protein that has changed from a secondary structure (example; helixes) to fold on itself, which is what I think you mean by the second folding. I'm assuming the first folding would be what is meant by the polypeptide chain forming (primary structure) folding into the secondary structure.
Explanation:
Roughages(fibers) are the food groups which are not digested.
<h3>What is Roughage?</h3>
This is referred to as indigestible forms of carbohydrate which aids digestion in the body.
They are also involved in efficient bowel movement and examples include vegetables etc.
Read more about Roughage here brainly.com/question/2284450
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B..... cancer, diabetes and heart disease