Answer: The advantage of building a DNA model is that u can see the littlest details.
2 limitations are, it might take to long and there only a little bit of things u can do with a modle
Explanation: I don't have one
Answer:
Keratinization is seen in the epidermis. Cells in the stratum corneum are essentially just bags of keratin.
Scarlet fever was discovered in 1827, I believe