Which Feature Is Necessary in Order to Classify an Organism

question 1

Multiple Choice

Which feature is necessary in order to classify an organism as an ecdysozoan?

• A) nonliving exoskeleton
• B) endoskeleton made of chitin
• C) closed circulatory system
• D) open circulatory system
• E) gills

---

Definitions:

Richest Americans

The term "richest Americans" refers to individuals within the United States who have the highest net worth, often derived from businesses, investments, inheritance, or other sources of income.

In-Kind Benefit

A benefit given in the form of goods or services.

Food Stamps

Government-issued vouchers that allow individuals to purchase groceries, aimed at assisting those in low-income households.

Median Household Income

The income amount that divides households into two equal groups, half having income above that amount and half having income below that amount.