Insects breathe using ________.
A) lungs
B) tracheae
C) their entire outer skin
D) book lungs
Correct Answer:
Verified
Q21: Leukemia _.
A)decreases the production of white blood
Q31: Oxygen is transported through the body mostly
Q32: Cigarette smoking _.
A)is responsible for about one
Q32: When tissue lining a blood vessel is
Q33: Which of the following can cause anemia?
Q34: You increase your risk of cardiovascular disease
Q36: Breathing is regulated by _.
A)the diaphragm and
Q38: Earthworms use _ as their respiratory surface.
A)lungs
B)gills
C)their
Q39: Gas exchange requires a surface that is
Q40: Animals need O₂ because it _.
A)plays a
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents