Why can't your body produce proteins from carbohydrates and fats alone?
A) Because the amine group of an amino acid has to have a nitrogen atom.
B) Because the side group of an amino acid has to have an oxygen atom.
C) Since the fats are made of nonpolar structures, they cannot combine with the carbohydrates to form proteins.
D) Because the carboxylic acid group must have a nitrogen atom.
Question 2
How does p-type silicon differ from pure silicon?
A) There are other elements with more valence electrons than silicon in the silicon matrix.
B) There are extra positive charges in the silicon matrix.
C) There are no positive charges available.
D) There are other elements with less valence electrons than silicon in the silicon matrix.
E) There are extra silicon atoms resulting in distortion of the silicon matrix.
X chromosome inactivation in female mammals produces the Barr Body.
Examples of the most common X-ray positions and the images they produce.
Fats
The Accessory Organs The liver, gallbladder, and pancreas produce digestive secretions that flow
Carbohydrates Are Energy-Containing Nutrients
Proteins can have several levels of structure