Oviparous (Egg-Laying) Animals Have Internal Fertilisation (Sperm Cells Encounter Eggs

question 60

Multiple Choice

Oviparous (egg-laying) animals have internal fertilisation (sperm cells encounter eggs within the female's body) . Yolk and/or albumen is (are) provided to the embryo, and a shell is then deposited around the embryo and its food source. Eggs are subsequently deposited in an environment that promotes their further development, or are incubated by one or both parents.
-The internal fertilisation that occurs prior to shell deposition has what type of analogue in angiosperms?

• A) endosperm proliferation
• B) growth of pollen tube and delivery of sperm nuclei
• C) fusion of carpels into a fruit
• D) seed coat hardening

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Definitions:

Dartos Muscles

Smooth muscle fibers found in the scrotum that regulate temperature by contracting and relaxing, affecting the testicles' proximity to the body.

Scrotal Skin

The thin, external skin that covers the scrotum, which is the pouch that contains and protects the testicles, regulating their temperature for proper sperm production.

Frenulum

A small fold of tissue that secures or restricts the motion of a mobile organ in the body.

Glans

The sensitive bulbous structure at the distal end of the penis or clitoris, playing a significant role in sexual pleasure.