Amphibian and Most Reptiles Have ____.​

question 25

Multiple Choice

Amphibian and most reptiles have ____.​

• A) ​a two-chambered heart with two blood flow circuits
• B) ​a three-chambered heart with two blood flow circuits
• C) ​a four-chambered heart with two blood flow circuits
• D) ​a three-chambered heart with one blood flow circuit
• E) ​a two-chambered heart with one blood flow circuit

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Definitions:

Ethical Concern

A moral issue or dilemma that requires consideration and judgment on matters of right and wrong.

Developmentalists

Researchers or professionals who study the growth and development of individuals across their lifespan, focusing on physical, cognitive, and social changes.

Longitudinal Research Design

A research method that studies subjects over a prolonged period to observe changes and development.

Gender Understanding

The awareness and comprehension of the concepts of gender, including the roles, behaviors, activities, and attributes that a society considers appropriate for men and women.