Exam 2: The Chemistry of Life

The building of a large organic molecule from small subunits involves multiple ________.

What might happen if a protein has a change in one amino acid?

Which of the following is a polysaccharide?

What are the monomers of proteins?

Which of the three gasses is the easiest to break apart: nitrogen gas (N₂),oxygen gas (O₂),or hydrogen gas (H₂)? Which is the most difficult to break apart? What accounts for the differences?

What is the most common element in your body?

Oil hydrogenation can produce a product,such as vegetable shortening or margarine,that is spreadable at room temperature because of an unusual bond that does not occur naturally.What is the name of this category of lipid?

The breaking of a large organic molecule into smaller,individual subunits involves multiple ________.

In an atom,the number of neutrons determines most specifically the ________.

What is the sum total of all the chemical reactions that take place in your body called?

The majority of the elements essential to life are found in what part of the periodic table?

The unique chemical qualities of individual amino acids do not directly determine the function of an enzyme.What,then,is the role of the individual amino acid's unique chemical qualities,and what directly determines the function of an enzyme?

Which of the following is not made from long chains of glucose?

The 2+ in Cu²⁺ tells us that this atom ________.

Which would have the highest concentration of C-H bonds?

Penicillin is a competitive inhibitor produced by a fungus in order to kill invading bacteria.It does this by mimicking the substrate required by the bacterium to build and repair its cell wall.Describe how mimicking the substrate would result in the death of the bacterium.

Water "beads up" on synthetic fabric such as polyester but binds to cotton.What is the most likely explanation for this?

An old home remedy for anemia was to drink from a jug of water into which was added a handful of iron nails.Why might this have been effective at treating certain forms of anemia?

How do buffers minimize change in the pH of biological systems?

Enzymes are a type of ________.