Which of the following is not true about DNA replication? a
The new DNA molecule has two newly-made strands.
b
It occurs in the nucleus of eukaryotic cells.
c
It must occur before a cell can divide.
d
The double strand unwinds and unzips while it is being duplicated.

Select the correct answer. which of the following statements is a scientific claim? a. the early solar system had large amounts of water; so, the oldest objects in the solar system should also be abundant in water. b. the mass of the universe is much greater than current models predict; it is not possible to explain this inconsistency. c. planet earth is abundant in water, but there is no way to scientifically determine from where earth's water originated. d. earth is shaped like a sphere even if not all of the scientific observations related to its shape support this idea.

What characteristic does giardia have that makes it a protist, a characteristic that all other protists have? a. it is a unicellular eukaryote. b. it is a eukaryote that is not an animal, a plant, or a fungus. c. it is parasitic and has flagella. d. it spends part of its time in a body of water.

To calculate the molarity of a solution, you need to know the moles of solute and the