What Is the Probable Sequence in Which the Following Animal

question 27

Multiple Choice

What is the probable sequence in which the following animal clades originated, from earliest to most recent?

• A) bilaterians, deuterostomes, vertebrates, tetrapods, amniotes
• B) bilaterians, deuterostomes, amniotes, vertebrates, tetrapods
• C) deuterostomes, bilaterians, amniotes, vertebrates, tetrapods
• D) deuterostomes, bilaterians, vertebrates, tetrapods, amniotes

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Definitions:

Exergonic Reaction

A chemical reaction that releases energy by light or heat, making it energetically favorable.

Free Energy

The portion of a system's energy that is able to perform work when temperature and pressure are uniform throughout the system.

Concentration Gradient

A concentration gradient is a variation in the concentration of a substance across a space or a membrane, leading to the movement of particles from an area of higher concentration to an area of lower concentration.

Expend Energy

The act of using biological or mechanical power for physical activities, processes, or to accomplish tasks.