Give three characteristics of members of the class Mammalia. - Leaving Cert Agricultural Science - Question b - 2012
Question b
Give three characteristics of members of the class Mammalia.
Worked Solution & Example Answer:Give three characteristics of members of the class Mammalia. - Leaving Cert Agricultural Science - Question b - 2012
Step 1
Characteristic 1: Body Covering
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Answer
Members of the class Mammalia have bodies covered in hair or fur, which serves both protective and insulative functions.
Step 2
Characteristic 2: Glandular Features
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Answer
They possess sweat glands and mammary glands in females, which are responsible for producing milk to nourish their young.
Step 3
Characteristic 3: Embryonic Development
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Answer
In mammals, the embryo develops internally, with a placenta present that facilitates the exchange of nutrients and waste between the mother and the developing fetus.
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