The name of a raised, hypertrophic scar due to excessive collagen formation is:

Approximation is bringing two sides of a wound together closely with sutures, wound zippers, or special adhesives so that the wound can heal from side to side.

The term for a type of suture that has the strand of suture material inserted into the hollowed-out needle end is:

5. What is a dependent variable in an experiment?

11. Which of the following is a characteristic of a hypothesis in psychological research?

Which organelle packages material in a membrane and ships products?

Any factor that may influence an observation is known as a …

14. What is a confounding variable in an experiment?

4. Why is random assignment important in psychological research?

Which of the following organelles is found only in animal cells?