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Oduvanchick [21]
2 years ago
11

Mammals who have very short development period Inside their mothers body, followed by a second development period Inside a spec

ial pouch of the mother that is made of skin and hair are ____.
•monotremes
•placental
•marsupials
•amphibians
Biology
1 answer:
KatRina [158]2 years ago
3 0
Placental is the answer
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The sulphur would lable the capsule and the phosphorous the nucleic acid.

<h3><u>Explanation</u>:</h3>

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