Question # 1

The position of gene one chromosome is called. its.

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Allele

Phenotype

Locus

Genotype

Mendellan factors were renamed as 'genes' by

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Mendel

Correns

Morgan

Johannsen

Genes are located at specific loci on

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Chromatids

Chromosomes

Centromeres

Homologues

Secretors have dominant secretor gene 'Se' on chromosome.

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9

19

21

24

The gene that triggers developmental process towards maleness is.

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TFM

MODY

SRY

BOB

The outer layer of the blastocyst, which laterattaches tothe uterus , is:

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Deciduas

Trophoblast

Ammion

Inner cell mass

Which trait is transmitted directly from an affected father to only his sons.

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X - linked

Y - Linked

x and y linked

Autosomal

Percentage of its recombination frequency.

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20

40

60

80

Green colour blindness is called.

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Deiteranopia

Tritanopia

Protamptoa

colour blind

The maturity on set diabetes of the young is

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an autosomal recessive trait

An autosomal dominant trait

A sex linked trait

A sex influenced trait.

Blood serum containing antibodies is called.

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Plasma

Antigen

Antiserum

Immuno globulin

The protective coat which surrounds the embryo is known as:

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Amnion

Chorion

Allantosis

Chorio Allantoic

80% haemophiliacs suffer from haemophilia A due to abnormality of factor

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VIII

IX

X

XI

Blue cone monochrome may is an X linked trait is which.

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Red cone cells are absent

Green cone cells are absent

Both red and green cone cells are absent

Blue cone cells are absent

The type of inheritance with same phenotypic and genotypic ratio in F2

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Dominance

Incomplete dominance

Co dominance

Epistasis

Identical twins result from the fertilization of:

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One ovum by the sperm

One ovum by the two sperms

Two ova by two sperms

Two ova by one sperm

Hereditary characteristics pass from parents to offspring through genes in their

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Nuclei

DNA

Gametes

Body

The most important hormone in initiating and maintaning lacation after birth is:

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Estrogen

FSH

Prolatin

Oxytocin

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Biology Fsc Part 2 Chapter 8 Online Test MCQs With Answers

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