According to the passage, growing lab meat is technically difficult because _________
A． meat is a tissue not difficult to be made artificially
B． it is too expensive to produce a single pound of lab meat
C． different cell types play different roles in flavors and mouth-feels
D． exact cell structure imitation is not essential to make the lab meat delicious
正确答案：C
细节推理题根据第三段第一句话可知这句主要说了实验室肉制品在技术上比较困难第二句则进一步阐述了原因“Meatafterallisnotsimplyamassofmusclecells；it’sacomplextissuecomposedoffatnervesbloodvesselsandconnectivetissues．”(毕竟肉制品不是简单的肌肉细胞组合而是一种由脂肪神经血管和相关组织结合在一起的复杂结合体)因此选项C为正确答案
