DAT 📘 High-Yield Biology: Epidermis Layers – DAT Practice Question| DAT Destroyer | OAT Destroyer

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Also called the “horny layer,” this part of the epidermis is composed of dead, keratin-filled cells that are continuously shed and replaced. It’s the final stage of keratinocyte maturation and plays a key role in barrier protection.


Which layer is this?
a) Stratum Corneum
b) Stratum Lucidum
c) Stratum Basale
d) Dermis
e) Stratum Spinosum


✅ Correct answer: A — Stratum Corneum
This is one of those classic high-yield bio facts that shows up often — don’t skip it.


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