Exam 3: The Chemical Building Blocks of Life

A candy bar contains 108 calories per serving.There are 4 grams of carbohydrate,5 grams of protein,and 8 grams of fat in a serving.How many of the calories come from fat? Note: One food calorie equals one kilocalorie.

You arrive late to a biological seminar.However,just as you enter the room,you hear the speaker referring to the "five-prime end" and the "three-prime end" of a macromolecule.Immediately,you know that they are talking about a:

A phosphorus shortage in soil would make it difficult for plants to produce:

A nucleic acid contains thymine,allowing you to conclude that:

Common lipids for energy storage are:

A nucleic acid contains uracil,allowing you to conclude that:

The nitrogenous base that is only found in DNA and not in RNA is:

This atom in its unbound state has four valence electrons.These electrons readily form single,double,and even triple bonds among themselves to become stable.This atom is:

A DNA molecule containing 32% thymine would contain how much cytosine?

Vitamin D can be synthesized by the body from a derivative of cholesterol.Given this information,predict vitamin D's solubility.

Organic molecules have a carbon backbone and ________ such as -OH and -NH₂ that affect their chemical properties.

You have recently identified a novel protein and obtained its sequence.How could you use this sequence to predict the function of the protein?

Macromolecules that are used by all organisms to store hereditary information are called:

Enzymes function to: