The answer is most likely A)
Answer:
Lab technician
Explanation:
Chemical used is the main independent variable. Cell growth was the dependent variable or response variable. The cell type and dose are both being tested within the experiment leaving lab technician.
Each language is important since they enable people to communicate and express themselves. When one dies out, future generations won't be able to understand that culture as they lost one vital part: language. This is why so many cultures want to preserve their language, as it is a vulnerable aspect of cultural heritage. However, despite efforts, a language dies out every two weeks.
Answer:
20
Explanation:
You would set up a proportion in order to solve this
3 green 12 green
------------ = ------------
8 total x total
Then you would cross mulitply for x and get 32. Since that is the total number, you would have to subract the 12 from 32 to get 20.