Which sentence best explains how a unicellular organism gets nutrients? Explain why. A. It has a digestive system that takes in nutrients

B. It takes in all its nutrients through the cell membrane

C. It combines specialized cells into tissues that take in nutrients

D. It relies on individual specialized cells to take in nutrients

The answer is B

Explanation:

I believe I already answered this question.  

a

explanation:

because it is and it's just life man

the correct answer is: b. pantala flavescens, because these organisms would have a high level of genetic variation due to sexual reproduction.  

because involves two organisms (parents) whose genetic material combines, sexual reproduction leads to genetic variation in new generations of offspring. the offspring is an unique organism, with new genome, more protected with the higher ability to adapted. this process is fundamental to evolution.