Answer:
The cutaneous membrane is made of a simple columnar epithelium
Explanation:
Cutaneous membrane is the membrane of the skin. This membrane protects the skin from the physical and chemical damage.
Cutaneous membrane is present on skin and exposed to the external environment. This membrane is made of stratified squamous epithelium and keratinized and consist of the underlying layer of dermis. Hence, the membrane is not made upof simple columnar epithelium tissue.
Thus, the correct answer is option (3).
The answer is B
A keystone predator would increase niche diversity and help reduce niche competition <span />
The correct answer is b, antigens
