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Which of the following statements best describes the structure of a hemoglobin molecule?

DNA strands are complementary of each other. This means if one strand has cytosine the other has a/an __________, and if one strand has a thymine the other has a/an __________.

Complete the following sentence: Hemoglobin functions in ______ cells and carries ______ to all cells of the body.

Select all of the following statements that describe the structure of a molecule of DNA. Select Three Choices.

Buoyant force acts upward on a submerged object because

Buoyant force is greatest on a submerged 1-cm3 block of

A rock suspended by a weighing scale weighs 15 N out of water and 10 N when submerged in water. What is the buoyant force on the rock?

If we double the mass of an object without a change in volume, its density would be

The block that displaces the greatest volume of water when submerged is a

You have a piece of gold that has the density 13000 kg/m3. If you cut the gold into half, what will be the density of the resulting gold?