Which of the Following Statements About PCR Is Not True

question 19

Multiple Choice

Which of the following statements about PCR is not true?

• A) PCR stands for "polymerizing copies of RNA."
• B) PCR can create millions of copies of a segment of DNA in a test tube.
• C) PCR uses DNA polymerase.
• D) The amount of DNA doubles with each replication cycle.
• E) The target is repeatedly replicated.

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Definitions:

Germ Layers

The primary layers of cells in an embryo (ectoderm, mesoderm, and endoderm) from which all tissues and organs develop.

Tubal Ligation

A surgical method of female sterilization involving the cutting, tying, or otherwise blocking of the fallopian tubes to prevent eggs from reaching the uterus.

Withdrawal Method

A form of birth control where the penis is withdrawn from the vagina before ejaculation to prevent sperm from entering the female reproductive tract.

Birth Control

Various methods or devices used to prevent pregnancy, ranging from hormonal pills to barrier methods and surgical procedures.