Because its in the middle or center of the area
the correct answer is actually tobacco
Answer:
D
Explanation:
Because China’s population is growing since 1900 which shows a change.
Answer:
option A socioeconomic is your answer
Explanation:
hope it work!
Brainliest plz
Answer and explanation:
If no bands were visible on the gel for some samples I'd interpret this result as in a very possible pippeting error that did not allow the sample to load correctly. Pippeting error can be caused by many factors, for example, if our chosen pipet is broken or dirty this can cause amount of liquid reduction after the transfer process.