The first sign of a growing fetus can be noticed by:
- ASphygmomanometer
- B$ECG$
- CStethoscope
- DBoth $B$ and $C$
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The best definition of the process of gastrulation is that it is a process where the
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Select the correct pairs of germ layers and their derivatives from the following; and choose the correct option given below.Germ layer Derivatives $a$. Mesoderm All types of muscles of body $b$. Ectoderm Iris Muscles and Ciliary Muscles $c$. Endoderm Lining of Middle ear $d$. Ectoderm Adrenal cortex and Medulla $e$. Mesoderm Sclera and Choroid layer of eye
| Germ layer | Derivatives |
| $a$. Mesoderm | All types of muscles of body |
| $b$. Ectoderm | Iris Muscles and Ciliary Muscles |
| $c$. Endoderm | Lining of Middle ear |
| $d$. Ectoderm | Adrenal cortex and Medulla |
| $e$. Mesoderm | Sclera and Choroid layer of eye |
The number of foetal membranes in humans is
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MediumGUJCET 2026
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