An Arthropod Exoskeleton Is Composed of

question 21

Multiple Choice

An arthropod exoskeleton is composed of

• A) silica.
• B) calcium carbonate.
• C) cellulose.
• D) lignan.
• E) chitin.

---

Definitions:

Encoding

The process of converting information into a form that can be stored in memory, such as transforming sensory input into meaningful data.

Braxton-Hicks Contractions

The first (usually painless) contractions of childbirth.

Labor Contractions

The periodic tightening and relaxing of the uterine muscles that occur during childbirth, facilitating the delivery of a baby.

Obstetrician

An obstetrician is a medical doctor specializing in pregnancy, childbirth, and the postpartum period, including the health of the mother and the fetus.