Air flow through bird lungs is a continuous circuit, flowing in one direction only

Indicate whether the statement is true or false


TRUE

Biology & Microbiology

You might also like to view...

Which of the following does NOT belong to

the protists?

a. archaea b. slime molds c. radiolarians d. dinoflagellates e. euglenoids

Biology & Microbiology

Which of the following statements regarding photosynthesis and cellular respiration is false?

-Photosynthesis is an anabolic process, whereas cellular respiration is a catabolic process. -Oxygen is required in aerobic cellular respiration to assist in the oxidation of glucose. -The process of photosynthesis does not require the input of energy. -Photosynthesis fixes carbon dioxide during the Calvin cycle, whereas cellular respiration releases carbon dioxide during the Krebs cycle. -none of the above

Biology & Microbiology

Sodium (Na), atomic number 11, has a tendency to lose an electron in the presence of chlorine. After losing the electron, Na has ________ protons in its nucleus

A) 11 B) 10 C) 22 D) 21 E) 12

Biology & Microbiology

Evidence for the three domain system comes from sequencing the rRNA that changes slowly during evolution.

a. true b. false

Biology & Microbiology