201.
Fertilization can be correctly defined as fusion of
A
Male & female pronuclei
B
Cytoplasm of male & female gametes
C
Two gametes
D
Male and female gametes of the same species
Answer :
Male and female gametes of the same species
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202.
In gameto genesis, reduction division take place during
A
Multiplication phase
B
Growth phase
C
First maturation division
D
Second maturation
Answer :
First maturation division
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203.
Which represents Mullerian duct in male rabbit
A
Prostatic utrocle
B
Seminal vesicle
C
Cowpers gland
D
Urethra
Answer :
Seminal vesicle
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204.
During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called
A
pattern formation
B
organizer phenomena
C
axis formation
D
anamorphosis
Answer :
organizer phenomena
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205.
In mammals egg are microlecithal and isolecithal because these are
A
Oviparous
B
Viviparous
C
Ovoviviparous
D
None of the above
Answer :
Viviparous
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206.
Voice is high pitched in
A
Aged persons
B
Adult males
C
Boys
D
Females
Answer :
Females
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207.
During embryonic development the formation of a neural tube is known as
A
Neurultion
B
Neurogenesis
C
Tubulation
D
Notogenesis
Answer :
Neurultion
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208.
What is the correct sequence of sperm formation?
A
Spermatogonia, spermatocyte, spermatozoa, spermatid
B
Spermatogonia; spermatozoa, spermatocyte, spermatid
C
Spermatogonia, spermatocyte, spermatid, spermatozoa
D
Spermatid, spermatocyte, spermatogonia, spermatozoa
Answer :
Spermatogonia, spermatocyte, spermatid, spermatozoa
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209.
Outer coat of seminiferous tubules is composed of fibrous connective tissue called
A
Tunica propria
B
Lamina propria
C
Plica semilunaris
D
Tunica albuginea
Answer :
Tunica propria
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210.
Sperm and egg nuclei fuse due to
A
base pairing of their DNA and RNA
B
formation of hydrogen bonds
C
mutual attraction
D
attraction of their protoplasts
Answer :
attraction of their protoplasts
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