Answer:
T o directly study bird predation on the moths, Dr. Kettlewell placed light and dark moths on the trunks of trees where he could observe them. He recorded the times a bird found the moth. Kettlewell also tested the idea that dark moths live longer in dark forests.
Explanation:
I think it is D: back muscles.
Answer:
pseudostratified
Explanation:
The epithelium of the nasal cavity, nasopharynx, trachea and bronchi is ciliated pseudostrtisfied columnar epithelium, often with goblet cells
It will have to be c and d
It also reabsorbs water found in the undigested food