Question # 1

The position of gene one chromosome is called. its.

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Allele

Phenotype

Locus

Genotype

O blood has neither A or B antigen but it does have

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Anti - A antibodies

Anti - B antibodies

Anti - O antibodies

Both a & b

A monochromat can perceive

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Three colours

Yellow colours

Only ane colour

Two colours

Locus is

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Part of DNA

Position of gene

Partner of a gene

Complement of gene

Blue cone monochromacy is also called

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Red - green colour blindness

Red - blue colour blindness

Green - blue colour blindness

Yellow - blue colour blindness

Genes are located at specific loci on

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Chromatids

Chromosomes

Centromeres

Homologues

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

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VIII

IX

X

XI

The individuals called universal recipients have.

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A blood group

B blood group

Ab blood group

O blood group

ABO system has four different phenotypes which are distinct from each other on the basis of specific antigens on the surface of

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Mitochondria

Gogli bodies

RBC

Centrioles

The gene that triggers developmental process towards maleness is.

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TFM

MODY

SRY

BOB

MN blood group is example of

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Complete dominance

Co- dominance

Over dominance

Incomplete dominance

RH blood group system is named after.

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Discoverer

Rhesus monkey

Rhinoceros

a patient

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

Mendel called the offspring of first parents as

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F₁

First filial generation

Both a & b

First generation

A dichromate can perceive two primary colours but is unable to perceive the one whose opsins are missing due to

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Metamorphosis

Transmutation

Alteration

Mutation

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

Secretors have dominant secretor gene 'Se' on chromosome.

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9

19

21

24

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

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Deciduas

Trophoblast

Ammion

Inner cell mass

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Biology Fsc Part 2 Chapter 8 Online Test MCQs With Answers

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