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Recent questions tagged mendelian laws
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1
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In a dihybrid cross, if you get 9:3:3:1 ratio it denotes that: a. The allels of two genes are interacting with each other
asked
Apr 7, 2019
in
Class 12
by
kratos
mendelian laws of inheritance
mendelian laws
cbse
chromosomol theory of inheritance
principles of inheritance and variation
class-12
+2
votes
1
answer
A garden pea plant (A) produced inflated yellow pod, and another plant (B) of the same species produced constricted green pods.
asked
Apr 6, 2019
in
Class 12
by
kratos
neet
principle of inheritance and variation
mendelian laws
cbse
aiims
class-12
+3
votes
1
answer
"Phenylketonuria is a good example that explains Pleiotropy." Justify.
asked
Apr 3, 2019
in
Class 12
by
kratos
isc
neet
principle of inheritance and variation
mendelian laws
cbse
aiims
icse
class-12
+2
votes
1
answer
During his studies on genes in Drosophila that were sexlinked TH.Morgan found F2 - population phenotypic ratios deviated
asked
Apr 3, 2019
in
Class 12
by
kratos
principle of inheritance and variation
mendelian laws
cbse
principles of inheritance and variation
class-12
+2
votes
1
answer
When a snapdragon plant bearing pink colour flower was selfed, it was found that, 69 plants were having red ******** flowers.
asked
Apr 2, 2019
in
Class 12
by
kratos
principle of inheritance and variation
mendelian laws
cbse
principles of inheritance and variation
class-12
neet 2019
+3
votes
1
answer
Write the genotypic ratio of F2 generation in a monohybrid cross that was carried out by Mendel in a pea plant.
asked
Mar 28, 2019
in
Class 12
by
kratos
neet
mendelian laws
cbse
aiims
ntse
principles of inheritance and variation
class-12
+1
vote
1
answer
If we cross-bred tall (dominant) pea plant with pure-bred dwarf (recessive) pea plant, we will get plants of F1 generation.
asked
Mar 26, 2019
in
Class 12
by
kratos
principle of inheritance and variation
mendelian laws
cbse
heredity
class-10
class-12
heredity and evolution
+1
vote
1
answer
Inheritance of traits in humans is studied by analyzing the presence or absence of a trait in a family.
asked
Mar 25, 2019
in
Class 12
by
kratos
principle of inheritance and variation
mendelian laws
cbse
injso
class-12
+2
votes
1
answer
In a cross between two tall pea plants, some of the *** springs produced were dwarf. Show with the help of the Punnett Square how this is possible.
asked
Mar 21, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+1
vote
1
answer
Write the scientific name of the fruit-fly. Why did Morgan prefer to work with fruit-flies for his experiments ? State any three reasons.
asked
Mar 20, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+3
votes
1
answer
Conditions of a karyotype 2n ± 1 and 2n ± 2 are called: a. Aneuploidy
asked
Mar 13, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+2
votes
1
answer
Explain pleiotropy with the help of an example.
asked
Mar 8, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+1
vote
1
answer
Study the given pedigree chart and answer the questions that follow:
asked
Mar 8, 2019
in
Class 12
by
kratos
mendelian laws
class-11
class-12
principle of inheritance and variation
cbse
+1
vote
1
answer
Why is pedigree analysis done in the study of human genetics ? State the conclusions that can be drawn from it.
asked
Mar 5, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+1
vote
1
answer
Write down the four stages involved in crossing over.
asked
Mar 2, 2019
in
Class 12
by
kratos
principle of inheritance and variation
mendelian laws
cbse
class-11
bseb model set
chromosomal basis of inheritance
class-12
+2
votes
1
answer
True-breeding pea plants showing contrasting character for flower position were cross-bred. (a) Mention the position of flowers in F1 generation.
asked
Mar 2, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+2
votes
1
answer
A particular garden pea plant produced only violet flowers. It may or may not be homozygous dominant for the trait.
asked
Mar 1, 2019
in
Class 12
by
kratos
principle of inheritance and variation
mendelian laws of inheritance
mendelian laws
cbse
chromosomol theory of inheritance
principles of inheritance and variation
heredity
class-10
class-12
+2
votes
1
answer
Work out the monohybrid cross up to F1 by taking a suitable example so as to show the following phenotypes. (i) F1 represents only one of the parents
asked
Feb 23, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
+3
votes
1
answer
In a Mendelian monohybrid cross, the F2 generation shows identical genotypic and phenotypic ratios. What does it tell us about the nature
asked
Feb 20, 2019
in
Class 12
by
kratos
neet
variation
mendelian laws
cbse
aiims
heredity
principles of inheritance and variation
principles of inheritance
class-12
+1
vote
1
answer
Name the stage of cell division where segregation of an independent pair of chromosomes occurs.
asked
Feb 18, 2019
in
Class 12
by
kratos
class-12
principle of inheritance and variation
mendelian laws
cbse
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