Why Does External Fertilization Typically Occur Much More Often in Aquatic

question 39

Multiple Choice

Why does external fertilization typically occur much more often in aquatic animals than in terrestrial animals?

• A) The gametes are hydrophobic, so they must be suspended in water to avoid clumping.
• B) The gametes must be produced in large numbers, which can occur only in aquatic environments.
• C) Terrestrial species typically only have one testis, limiting sperm production.
• D) The gametes must be kept wet to avoid desiccation.

---

Definitions:

Relatives

Members of an individual's family other than their parents or children, such as siblings, aunts, uncles, and grandparents.

Personal Family Experiences

Refers to individual’s unique events, dynamics, and interactions within their family, which shape their identity and perspectives.

Lens

An optical device used in photography or microscopy to focus light and produce images, or metaphorically, a perspective through which an issue is viewed.

Understand

The ability to grasp the meaning, significance, or nature of something.