Biology, 23.09.2019 18:30 jenn8055

Ducks have waterproof feathers that maintain their body temperature. which body system are these characteristics a part of?
a.
reproductive
b.
respiratory
c.
immune
d.
endocrine
e.
integumentary

Answers: 2

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Ducks have waterproof feathers that maintain their body temperature. which body system are these ch...

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