the world-record time for running the mile is just under four minutes?

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the world-record time for running the mile is just under four minutes?

How might this record be different if humans had air sacs like birds do? Discuss the changes that would occur in human lungs and the respiration process in your explanation.

2007-01-10 02:27:50 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Biology

4 answers

Someone didn't do their science homework last night.

2007-01-10 02:31:40 · answer #1 · answered by rahkokwee 5 · 1⤊ 0⤋

ya whut ever dude

2007-01-10 10:35:37 · answer #2 · answered by skitz 2 · 0⤊ 0⤋

lol
hahahaha...
I wish I had air sacs
hahaha

2007-01-10 10:35:43 · answer #3 · answered by *TurKisH sUnLighT* 2 · 0⤊ 0⤋

dont be stupid...

2007-01-10 10:32:15 · answer #4 · answered by Kek, the god of darkness 2 · 0⤊ 0⤋