Tar contained in tobacco smoke is harmful to the lungs because it
O paralyzes cilia
O clogs t...
Biology, 19.03.2021 19:30 cierra3678
Tar contained in tobacco smoke is harmful to the lungs because it
O paralyzes cilia
O clogs the blood vessels
O is addictive
O is a stimulant
Answers: 3
Biology, 22.06.2019 01:30
As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases
Answers: 2
Biology, 22.06.2019 08:00
Choose the correct words to complete the sentences related to genetic screening. is a procedure that is used during pregnancy to detect genetic defects. is extracted from the uterus and used to identify genetic disorders?
Answers: 3
Biology, 22.06.2019 11:20
How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.
Answers: 1
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