Aquatic Animals That Rely on External Fertilization for Reproduction Have

question 21

Multiple Choice

Aquatic animals that rely on external fertilization for reproduction have a low probability of successful fertilization. Which one of the following is not used by aquatic animals to increase the success of external fertilization?

• A) elaborate courtship rituals to synchronize gamete release
• B) production of a large number of gametes
• C) release of pheromones to synchronize gamete release
• D) moving onto land for fertilization

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Definitions:

Epigenetic Molecules

Chemical compounds that can alter gene expression without changing the DNA sequence, affecting cellular function and health.

Neurotransmitters

Chemical substances that transmit signals across a synapse from one neuron to another neuron or target cell.

Protein Molecules

Complex molecules composed of amino acids that are essential for various biological functions in living organisms.

Chromosomes

Structures found within cells that contain genetic information (DNA) passed from one generation to the next.