Vertebrates, Mollusks, and Nematodes Are Tripoblasts

question 9

Multiple Choice

Vertebrates, mollusks, and nematodes are tripoblasts. Which embryonic characteristic classifies them as tripoblasts?

• A) They have three germ layers
• B) Their digestive systems have three branches
• C) Their mid-blastula transition occurs at the third cleavage event
• D) Their tissues develop across three primary axes

---

Definitions:

Leadership Qualities

Characteristics attributed to individuals who can inspire, influence, and guide others towards achievement of common goals.

Marital Relationship

The dynamic and interpersonal relationship between two individuals in marriage, encompassing emotional, physical, and social dimensions.

General Life Satisfaction

An overall assessment of feelings and attitudes about one's life at a particular point in time, ranging from negative to positive.

Familial Backgrounds

The influence of family heritage, traditions, and relationships on an individual's development and identity.