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 12:30
No plagiarizing ! 6th grade work! easy and 100 compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.
Answers: 1
Biology, 22.06.2019 13:00
How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?
Answers: 3
Biology, 22.06.2019 14:00
Compare and contrast your sells take in oxygen, water, and food. what is one waste product that leaves your cells?
Answers: 1
Biology, 22.06.2019 18:10
Select all the offspring phenotypes that could be produced from a bbee x bbee cross (shown above). black fur, red eyes black fur, black eyes white fur, black eyes white fur, red eyes re la heller t est hulle elle l aila el answer : b & c b: black fur ,black eyes c: white fur , black eyes
Answers: 1
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