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Basic Science Genetics Multiple Alleles
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Basic Science Genetics Multiple Alleles
1
Which type of fetuses are at risks of the blood diseases called haemolytic disease
A
Dd
B
dd
C
DD
D
Both 1 and 2
2
A substance capable of stimulating the production of specific antibody is called
A
Antigen
B
Antibodies
C
Immunogen
D
Allergen
3
From which animal Rh factor was discovered
A
Horse
B
Mouse
C
Rabbit
D
Monkey
4
The individual having the IO IO alleles in RBC has the blood type of
A
A
B
B
C
AB
D
O
5
The allele (I) determining the polysaccharides in the RBCs is called
A
Iso haemoglobin
B
Iso haematin
C
Iso haemaglutinin
D
Iso homocyanin
6
Persons with �O� blood group can receive blood from
A
A
B
B
C
AB
D
O
7
Which person can receive blood from O, A, AB groups
A
A
B
B
C
AB
D
O
8
Which individuals are called as universal recipients
A
A
B
B
C
AB
D
O
9
Erythroblastosis foetalis is caused by the following combinations
A
Rh + male with Rh + female
B
Rh + male with Rh - female
C
Rh - male with Rh - female
D
Rh - male with ABO female
10
Rh is a special type of
A
Antigen
B
Antibody
C
Immunocyte
D
Agglutinin
11
In blood transfusion, which persons are called as universal donars
A
A
B
B
C
AB
D
O
12
The individual having the blood group A possess the alleles
A
IA IA
B
IB IB
C
IA IB
D
IO IO
13
The term agglutination means the
A
Clumping of antigens
B
Clumping of agglutinins
C
Clumping of blood cells
D
Clumping of platelets
14
A person having �A� blood group can give blood to the
A
A, AB groups
B
B, AB groups
C
AB groups
D
O, AB groups
15
Which of the following produces RBCs without both polysaccharides
A
Homozygous dominant
B
Heterozygous dominant
C
Homozygous recessive
D
Codominant
16
Who discovered Rh factor
A
Landsteiner + Wibner
B
Landsteiner + Weisner
C
Wiener + Weisner
D
Landsteiner + Wiener
17
In erythroblastosis foetails, which factors in the mother pass through placenta into the foetus
A
Rh antigens
B
Rh antibodies
C
ABO antibodies
D
Both 1 and 2
18
In which blood group co-dominance is exhibited
A
A
B
B
C
AB
D
O
19
In RBCs, which allele does not determine the synthesis of polysaccharides
A
IA
B
IB
C
IO
D
I
20
Which of the following is the homozygous recessive condition producing RBCs without the polysaccharides
A
IA IA
B
IB IB
C
IA IB
D
IO IO
21
Which one of the following corresponds to polyploidy in man
A
66 autosomes + 2x chromosomes + 1y chromosome
B
21 autosomes + 1x chromosome + 1y chromosome
C
44 autosomes + 2x chromosomes + 2y chromosomes
D
43 autosomes + 1x chromosome + 2y chromosomes
22
During ploidy there is a change in the
A
Number of chromosomes
B
Number of genes
C
Arrangement of genes
D
Arrangement of chromosomes
23
The term genome refers to the
A
Haploid set of chromosomes
B
Diploid set of chromosomes
C
Triploid set of chromosomes
D
Tetraploid set of chromosomes
24
This is commonly found in the plants
A
Haploidy
B
Diploidy
C
Polyploidy
D
Trisomy
25
One of the following is not the kind of euploidy
A
Monoploidy
B
Diploidy
C
Hyperploidy
D
Polyploidy
26
The term ploidy means the alterations in the
A
Structure of chromosomes
B
Number of chromosomes
C
Number of genes
D
Sequence of gene arrangement
27
The chromosomal condition of 44AA + XXY refers to the
A
Down syndrome
B
Klinefelter syndrome
C
Turner syndrome
D
Cat-cry syndrome
28
The chromosomal make up of Klinefelter�s syndrome is
A
44A + X
B
44AA + XXY
C
55A + XY
D
44A + XY
29
The addition or deletion of one or more chromosomes in a set is referred as
A
Aneuploidy
B
Deletion
C
Inversion
D
Translocation
30
Variation in the entire set of chromosomes are called
A
Polyploidy
B
Euploidy
C
Aneuploidy
D
Haploidy
31
The chromosomal condition of 2n+1 is called
A
Monosomic
B
Trisomic
C
Tetrasomic
D
Polysomic
32
Who discovered the aneuploidy organisms
A
Bateson
B
Bridges
C
Morgans
D
Baltzer
33
One of the following is caused by the autosomal anueploidy in man
A
Down syndrome
B
Turner syndrome
C
Klinefelter syndrome
D
Patau syndrome
34
The chromosomal condition of 2n-2 is called
A
Tetrasomic
B
Polysomic
C
Nullisomic
D
Monosomy
35
66AA + XXY condition refer to the
A
Diploidy
B
Triploidy
C
Tetraploidy
D
Polyploidy
36
A person who suffers from Klinefelter�S syndrome is
A
Sterile female
B
Fertile female
C
Fertile male
D
Sterile male
37
Which of the following is seen in the male honey bees
A
Trisomy
B
Polyploid
C
Triploid
D
Haploidy
38
A diploid organism lacking two chromosomes of its proper compliment is known as
A
Monosomic
B
Trisomic
C
Nullisomic
D
Tetrasomic
39
The syndrome caused by 21st pair of chromosome found in three copies is
A
Klinefelter syndrome
B
Turner syndrome
C
Down syndrome
D
Patau syndrome
40
Klinefelter syndrome is caused by
A
Autosomal abnormality
B
Sex chromosomal abnormality
C
Chromosomal abbreviation
D
Polyploidy
41
The chromosomal condition for monosomy is
A
2n-1
B
2n+1
C
2n+2
D
2n-2
42
Which of the following is known as monoploidy
A
Diploidy
B
Haploidy
C
Triploidy
D
Polyploidy
43
Addition of one or more chromosomes to a diploid chromosomes is called
A
Polyploidy
B
Anueploidy
C
Hyperploidy
D
Hypoploidy
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