MCQ
Progesterone is
- AAn enzyme for digesting proteins
- BA hormone to initiate uterine contraction during child birth
- CAn amino acid which may cause alcaptonuria
- ✓A hormone concerned with retention and growth of pregnancy
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$-$ They are located in the inner wall of alimentary canal.
$-$ They do not show any striation.
$-$ They are non-striated and spindle shaped.
$-$ They are involuntary and innervated by autonomous nervous system
$I.$ devoid of nucleus
$II.$ formed in bone marrow
$III.$ possess healing properties
$IV.$ biconcave in shape
$V.$ help in blood clotting
Choose the option with correct properties
$I.$ Diffusion membrane is made up of $3$ layers
$II.$ Solubility of $CO _{2}$ in blood is higher than $O _{2}$ by $25$ times
$III.$ Breathing volumes are estimated by spirometer
$IV.$ High $H ^{+}$ in blood favours oxygen dissociation
Choose the correct option