3 years ago

How do lungs and airways compare among birds and mammals?

1 answer:

8 0

Answer:

Birds do not have a diaphragm; instead, air is moved in and out of the respiratory system through pressure changes in the air sacs. ... Bird lungs do not expand or contract like the lungs of mammals. In mammalian lungs, the exchange of oxygen and carbon dioxide occurs in microscopic sacs in the lungs, called 'alveoli.

Explanation:

You might be interested in

In what type of soil do plants grow best

disa [49]

Answer:

plants grow best in sandy loam

Explanation:

there are three main types of soil : sand , silt , and clay. the best soil for most plants to ensure optimum growth is a rich , sandy loam. this soil is an even mixture of all three main types of soil.

8 0

3 years ago

In a family of four children, one has type o blood, one has type ab blood, one has type b blood, and one has type a blood. what

bagirrra123 [75]

AO, BO. cause thats makes it where the childern can have all blood types

3 0

3 years ago

Look at the three bottles. What evidence is there that a chemical reaction took place?

gregori [183]

Answer:

color changed.

and the temperature changed.

Explanation:

8 0

2 years ago

A television viewership ratings company conducted a survey to rate the local television channels of a particular town. The town

Naya [18.7K]

The answer is A. the estimated number of residents who would have voted for channel 1 is higher for group A than Group B.

5 0

3 years ago

Read 2 more answers

Marlee and her family were spending time at the beach. Marlee and her brother made this tower with rocks they found on the beach

WINSTONCH [101]

Answer:The rocks are smooth due to the water eroding the rocks.

Explanation:

The water slowly takes off minerals of the rocks every time is splashes over them. Over time the rocks bumpy surface would be eroded away giving it a smoother surface.

8 0

2 years ago