Answer:
The cuticle is a transparent outer layer of the hair shaft. It is made of scales that overlap one another and protect the inner layers of the hair (Figure 3-4). The scales point from the proximal end of the hair, which is closest to the scalp, to the distal end, which is far- thest from the scalp
Explanation:
D)crossing over of homologous chromosomes during meiosis.
A characteristic could be that they have ONE Cotyledon or have floral parts in multiples of three.