Answer:
B
Explanation:
because their structures become more complex. Such as the human brain, over time we get more knowledge.
I believe it is the first option
<span>When cells were first taken from Henrietta Lacks, she was suffering from cervix cancer. Henrietta Lacks was a woman whose cervix cancer cells were used as the source of the HeLa cell line nowadays used in medical research. During treatment for cervical cancer in 1951, the cells were taken without her knowledge. The cells were cultured by George Otto Gey who created the HeLa cell line.</span>
What? I don’t understand what you are asking.....
