4
Question
Vascular system and excretory organs are developed from
Vascular system and excretory organs are developed from
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Solution
The correct option is A Mesoderm
The three germ layers (the ectoderm, the mesoderm and the endoderm) are in place at the end of gastrulation and gives rise to different parts.
The mesoderm gives rise to connective tissue (cartilage and bone), striated and smooth muscles, the heart walls, blood and lymph vessels and cells (vascular system), kidneys (excretory organ), gonads and genital ducts, spleen, notochord.
Thus, the correct answer is option (A).
The three germ layers (the ectoderm, the mesoderm and the endoderm) are in place at the end of gastrulation and gives rise to different parts.
The mesoderm gives rise to connective tissue (cartilage and bone), striated and smooth muscles, the heart walls, blood and lymph vessels and cells (vascular system), kidneys (excretory organ), gonads and genital ducts, spleen, notochord.
Thus, the correct answer is option (A).
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