Answer:
The pectoralis muscle moves the front limb inward and the transverse abdominal muscles moves the posterior limiting membrane up. The limbs are brought into the shell, pushing up on the lung, causing air to expel by the muscles contracting.
To Breathe air in, the serrates muscle pulls out, the abdominal oblique pulls down and the weight of the viscera allows air to flow in, via negative pressure.
Explanation:
hope this helps you if not sorry :)
Answer:
which of the following???????
True.
Why by Mimiwhatsup: Any organism can form organic substances from nutritional organic substances from simple inorganic substances such as carbon dioxide.
Answer:
I THINK THE ANSWER IS... A
Explanation:
Density don’t depend on mass and volume because there are different mass and volumes when it becomes density
Hydrogen atoms and one oxegyn atom
