Biology, 27.07.2019 04:30 ahmedeldyame
In the hydrologic cycle, water evaporates into the atmosphere. it then condenses and falls to the ground as precipitation. how can the water return to the atmosphere? condensation or transpiration transpiration or precipitation evaporation or transpiration transpiration or nitrogen fixation
Answers: 1
Biology, 21.06.2019 14:30
Why are small quantities of chlorofluorocarbons so harmful to the ozone layer? a. the chlorofluorocarbons act like ultraviolet radiation causing large amount of ozone to be produced. b. the chlorine from the chlorofluorocarbons reacts with free molecules of oxygen causing a stop in ozone production c. free oxygen atoms can replace the chlorine in chlorine monoxide, releasing a free atom of chlorine which can then recombine with an oxygen atom in ozone, destroying more ozone. d. chlorofluorocarbons absorb ultraviolet radiation, preventing the formation of ozone select the best answer from the choices provided
Answers: 1
Biology, 22.06.2019 02:30
The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community
Answers: 1
Biology, 22.06.2019 10:30
Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.
Answers: 3
In the hydrologic cycle, water evaporates into the atmosphere. it then condenses and falls to the gr...
History, 08.11.2019 01:31
Mathematics, 08.11.2019 01:31
Mathematics, 08.11.2019 01:31
Mathematics, 08.11.2019 01:31
History, 08.11.2019 01:31
Mathematics, 08.11.2019 01:31
Chemistry, 08.11.2019 01:31
Social Studies, 08.11.2019 01:31