Scientists conducted an investigation to study the possible effects of air pollution on chlorophyll a and chlorophyll b in plants. The scientists gathered plants from polluted areas
and unpolluted areas and then measured the presence of chlorophyll in 50 mg of plant leaves.
The results are shown in the graph.

B. would complete your answer. give me brainliest!

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

I'm sorry to hear that. i will try to answer your other questions if it is within my ability. : )answers: my favourite colour is black.my favourite food is pasta.my favourite school subject is english, but i do also like lunch time.my least favourite subject is history as well as geography. i have currently garnered a quite equal hatred for both of the subjects.what about you? well, you for the points. : )

The answer to your question is vagina