Organisation In Animals

Question 1

Describe the structure of squamous and ciliated epithelia?

Answer 1

Squamous: single smooth layer of squamous cells fixed in space by basement membrane
Ciliated: made of ciliated epithelium cells which are column-shaped with surface projections called cilia that move in a synchronised pattern

Question 2

Describe the structure of a spermatozoon

Answer 2

-acrosome Secretes enzymes to penetrate ovum coat
-lots of mitochondria for aerobic respiration
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