Answer:
The abiotic factors are non-living factors that interfere with the forest ecosystem. Two abiotic factors are the amount of rain and sunlight. The amount of these two abiotics determines how much a tree will grow or how thick and diverse the population of trees in a forest will be.
Explanation:
Answer:
CFTR protein is found in the cells lining the lungs
50%, don't know if you use pun nett squares but Google them, they simplify it so much.
R. r
r Rr. rr
r Rr. rr
The following structural changes occur as conducting tubes
become smaller;
- support structures change. The trachea has more hyaline cartilage
than the bronchioles
- epithelium type changes with bronchioles having ciliated
columnar cells with the trachea having tall columnar pseudostratified
- amount of smooth muscle increases as you go lower the respiratory tract