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Pulmonology › View

The Bronchi branch out into many different smaller tubes which take oxygen to the alveoli. What are these tiny tubes called?

A. Trachea

B. Larynx

C. Pharynx

D. Bronchioles

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Molecular Genetics Integrated Science › View

What do the instructions in genes code for?

A. proteins

B. ribosomes

C. purines

D. pyrimidines

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