Biology, asked by ricky5, 1 year ago

plz answer this question ok

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nisa5: hi all

Answers

Answered by Anonymous
1
1. breathing rate
2. bronchi
3. obligate aerobe 
4. contracts and move downwards

nisa5: hi all
Anonymous: pls don't chat here.......
nisa5: why
Anonymous: bcoz its a comment box......not a inbox
Answered by Somin
0
1. Breathing rate
2. Bronchii
3. Aerobes
4. Upwards and outwards to increase the surface area
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