C. The size of the tumor before because it doesn't depend on Drug X's effects or the effects/changes from the scientist.
Answer:
If there would be no biosphere on earth the atmosphere would be quite different. There would be no oxygen to support because oxygen is liberated by plants in photosynthesis so no plants means no oxygen. The earth would be a planet without life just like Venus and Mars. Therefore, no organism would be surviving in the world.
There would be no negligible green house effect and global warming since it is all created due to activities of men.The earth's atmosphere would be much cleaner and with lesser amount of CO2 and O2 but no organism would be there to use them.
Hope it help!
Answer:
Metric ruler
Explanation:
You need to measure length, which is exactly what a ruler measures. The other option measure other things, like liquids or temperature.
It is how bright is is t the observer on earth...so wuld be c!!
this any help?
Answer: hopefully this helps? :)
Explanation:The base pairs are stabilized by hydrogen bonds; adenine and thymine form two hydrogen bonds between them, whereas cytosine and guanine form three hydrogen bonds between them. Figure 7. Hydrogen bonds form between complementary nitrogenous bases on the interior of DNA