Why Has Progress Studying the Genetic Traits of Human Beings

question 26

Multiple Choice

Why has progress studying the genetic traits of human beings been slow?

• A) It is impossible to make controlled crosses with human beings
• B) Valid family records are difficult to obtain, and would be essential for study validity.
• C) Human beings do not typically produce large numbers of progeny
• D) All of these
• E) None of these

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Definitions:

NaCl

Sodium chloride, commonly known as table salt, an ionic compound formed from the chemical reaction between sodium and chlorine.

Molarity

A concentration measurement defined as the moles of a solute per liter of solution.

KBr

Potassium bromide, a chemical compound used in photography, as a sedative in veterinary medicine, and in analytical chemistry.

Molarity

A concentration unit used to describe the amount of solute in moles divided by the volume of the solution in liters.