The middle primary germ layer is called __________,which gives rise to a gelatinous material called __________,which then gives rise to different types of connective tissue such as bone,cartilage,and blood.
A) ectoderm;stem cells
B) mesoderm;mesenchyme
C) endoderm;mesenchyme
D) mesoderm;fibroblasts
E) ectoderm;mesenchyme

Question

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The middle primary germ layer is called mesoderm, which gives rise to a gelatinous material called mesenchyme, which then gives rise to different types of connective tissue such as bone, cartilage, and blood.

The Middle Primary Germ Layer Is Called __________,Which Gives Rise