As Compared to the Circulatory System of Most Fishes, the Circulatory

question 10

Multiple Choice

As compared to the circulatory system of most fishes, the circulatory system of adult amphibians has the advantage of

• A)a four-chambered heart.
• B)complete separation between oxygenated and deoxygenated blood.
• C)partially-separate circuits for gas exchange and systemic delivery of blood.
• D)a pocket of the gut that serves as an air bladder.

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Definitions:

Adenine

A purine nucleobase, one of the four building blocks of DNA and RNA, involved in cellular energy transfer and signaling.

Ribose

Ribose is a five-carbon sugar essential for the structure of RNA and plays a role in the synthesis of ATP, an energy-carrying molecule in cells.

DNA

Deoxyribonucleic acid, a molecule that contains the instructions an organism needs to develop, live, and reproduce, made up of two long strands forming a double helix.

Replication

In the context of molecular biology, replication refers to the process by which a cell duplicates its DNA, allowing genetic information to be passed on to the next generation of cells.