Biology, 19.02.2021 21:50 hayleydawn
Smoking cigarettes causes lung cancer because A. nicotine destroys the membranes of alveoli, the microscopic air sacs. The alveoli expand, and the person cannot completely exhale. B. nicotine is deposited as black, sticky tar in respiratory passages. C. nicotinic receptors in the lungs bind carcinogens in cigarette smoke. D. nicotine binds the A1 allele of the dopamine D(2) receptor. E. nicotine accelerates the cell cycle of lung cells.
Answers: 1
Biology, 21.06.2019 23:00
How do chloroplasts set plants apart from other living things
Answers: 1
Biology, 22.06.2019 08:00
Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.
Answers: 1
Biology, 22.06.2019 11:00
Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?
Answers: 2
Smoking cigarettes causes lung cancer because A. nicotine destroys the membranes of alveoli, the mic...
History, 26.07.2019 13:00
History, 26.07.2019 13:00
History, 26.07.2019 13:00
History, 26.07.2019 13:00
Social Studies, 26.07.2019 13:00
Social Studies, 26.07.2019 13:00
Biology, 26.07.2019 13:00
History, 26.07.2019 13:00
Social Studies, 26.07.2019 13:00
Biology, 26.07.2019 13:00
Mathematics, 26.07.2019 13:00