Hairs are mostly fibrous proteins and are composed of keratin, and also the main constituent of skin, nails, wool, woof, feathers etc.
Keratin is the essential fibrous protein which has a structural and protective functions in the epithelium.
Answer:
A
Explanation:
Somatic cells are diploid (46 chromosomes)
Gamete cells are haploid ( 23 chromosomes)
Answer: Floods are a natural part of the water cycle, but they can be terrifying forces of destruction. ... Floods usually occur when precipitation falls more quickly than that water can be absorbed into the ground or carried away by rivers or streams.
Explanation:
The answer would be D. Precognitive psychology
