PCR Is ____

question 10

Multiple Choice

PCR is ____.

• A) repeated DNA replication cycles of a specific region of a DNA molecule
• B) DNA replication in which DNA polymerase replicates an entire chromosome
• C) a reaction in which restriction enzymes cut a gene of interest from the chromosome
• D) transcription during which only a portion of the cell's DNA is expressed
• E) translation during which only some mRNA molecules are translated to make proteins

---

Definitions:

Infant Smiling

The act of a baby expressing pleasure or happiness, often seen as an early form of social interaction and communication.

Contact Comfort

The pleasure derived from physical contact with another.

High-Quality Day-Care Centers

Childcare facilities that meet superior standards in safety, health, educational programming, and staff qualifications, providing a beneficial environment for child development.

Indiscriminate Attachment

The display of attachment behaviors toward any person.