The first diagram is the alpha helix, which is a spiral shape.
The second diagram is the beta pleated sheet which is the folded paper shape
Answer:
from 60 to 100 beats per minute
<span>Alveoli are specifically designed to quickly facilitate the exchange of gas from the lungs to the blood. They are very small, but with a very high surface area allowing a greater amount of gases to be exchanged in a comparatively short period of time.</span>
Answer:
Erosion is the natural process by which soil / rock are removed from the Earth's surface by exogenetic processes such as wind or water flow, transported and deposited in other locations. Leaching is the removal of soluble material from soil or other material by percolating water.
Answer:
Righting. During a fall from a high place, a cat can reflexively twist its body and right itself using its acute sense of balance and its flexibility. This is known as the cat's "righting reflex". The minimum height required for this to occur in most cats (safely) would be around 90 cm (3.0 ft).
The lower temperature months tend to have lower cats falling and the higher temperature months tend to have a higher number of cats falling.
