1.what substance are nail made of??
2. the shape of DNA is known as??
Answers
Answered by
1
Explanation:
1 keratin
2 double helix it look like twisted ladder
shafra22:
I think double helix
Answered by
3
Answer:
- Keratin.. Is substance are nail made of...
- Double helix... Is the shape that DNA known as...
Hope it helps...
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