Which statement is true about the differentiated cells in an organism?

A) All cells begin with the same basic DNA but gain additional genes allowing them to differentiate.

B) Once fertilization occurs, differentiated cells exist because every cell contains different DNA

C) Differentiated cells have the same DNA, but they do not activate all parts of their DNA

D) All cells start with the same DNA but lose various non-essential segments of DNA during differentiation.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous