MCQ
Type of cleavage found in mammals is:
- AHoloblastic
- BMeroblastic
- CSuperficial
- DNone of the above
Explanation:
Holoblastic cleavage is that in which the cleavage furrow divides the egg completely and the blastomeres formed may be equal or unequal in size.
It occurs in alecithal or microlecithal eggs.
Generally, the mammalian egg is alecithal, meaning no yolk.
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$I$ |
$II$ |
$III$ |
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$(a)$ PCR |
$(i)$ Specific base sequence |
$p.$ Taq polymerase |
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$(b)$ Downstream processing |
$(ii)$ Inheritable gene |
$q.$ Ampicillin resistant |
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$(c)$ Restriction endonucleasel |
$(iii)$ Amplification of $DNA$ |
$r.$ E. coli |
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$(iv)$ Product separation and modification |
$s.$ Quality control |