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Difference between complete and incomplete linkage
difference between complete and incomplete linkage?
How is sex determined in human beings?
can you explain the table 5.3 given on pg82,biology ncert book?
What is the difference between epistasis and dominance ?
which mendel's law of inheritance is universally accepted and without any exception.State the law.
What is the full form of IA
In a linear chromosome, map distances between four loci are as follows: a-b-10, b-c-4, a-d-3, a-c-6. the expected cross over frequency between c and d is-
a) 3%
b)9%
c) either 3%or 9%
d)4% to 12%
plz provide the solution
what is the difference between haemophilia and thalassemia?
what is self pollination?what's the difference between self pollination and cross pollination?
what is the difference between chromosome and gene?
explain the table in NCERT which differentiates b/w the two, i found both of them to be the same then where is the difference?
Why the people having sickle cell anaemia disorder do not suffer from malaria?
using punnett square, TRY TO FIND OUT THE NATURE OF OFFSPRING OF A TEST CROSS. WHAT RATIO DID U GET ? USING GENOTYPES OF THIS CROSS, CAN U GIVE A GENERAL DEFINITION FOR A TEST CROSS???
whatare complementary and supplementary genes?
Inheritance pattern of ABO blood groups in humans show dominance , co - dominance and multiple allelism. Explain each concept with the help of blood group genotypes.
two heterozygous parents are crossed.If the three loci are linked completely what would be genotypic ratio in F1 generation for a trihybrid cross?
what non parental gene combination?????
non-parents?
the height of a plant is under the control of polygenic inhritance. the plant having genotype aabb has 20 cm height and height of plant having genotype AaBb is 50 cm what will be height of plant having AaBB genotype?
how to calculate the genotypic ratio for F3 and F4 generations for a monohybrid cross?
what is the axial and terminal position of flower?
Explain why law of segregation is also called law of purity of gametes?
how to analyse any trait by using pedigree analysis??
Who proposed chromosomal theory of inheritance? Point out any 2 similarities in the behavior of chromosomes and genes
Why mendel chose only pea plant for his experiments?
WHAT IS PEDIGREE ANALYSIS? DO YOU SUGGEST HOW THIS ANALYSIS IS USEFUL
investigatory project on genetics
short note on sickle cell anemia
please explain the chromosomal theory of inheritance.
in a pea plant,smooth seed coats is dominant over wrinkled seed coat. what will be the expected ratio of phenotypes of the offspring in a cross between-
1.heterozygous smooth and heterozygous smooth
2.heterozygous smooth and heterozygous wrinkled
3.heterozygous smooth and homozygous smooth
what the line "dominance is not an autonomous feature of a gene " means?????????????
conclusions of pedigree analysis
A diploid organism is heterozygous for 4 loci, how many types of gametes can be produced?
What is genome?How many genomes are present in one of our arm cell?
justify the statement male honey bee has no father but has grondson
what is meant by rudimentary ovaries?
WHAT IS DOWNS SYNDROME ? GIVE ITS SYMPTOMS AND CAUSES
a dihybrid heterozygous round and yellow seeded garden pea was crossed with a double recessive plant. a) what type of cross is this? )b work out the gentype and phenotype of the progeny.
Differentiate between Mendelian disorders & chromosomal disorders. Give two examples of each.
what are complementary genes and supplementary genes?
ratio of F2 generation in each case?
A woman with O blood group marries a man with AB blood group(1)work out all the possible phenotypes and genotypes of the progeny.(2)discuss the kind of dominance in the parents and the progeny in this case
For a female to be haemophilic, the father should be haemophilic(unviable in the later stage of life). What does the sentence in the bracket means?
Kindly answer sir/mam.
what are the benefits of backcross and test cross??
give reasons for
(I) both strands of DNA are not copied during transcription
(II)transcription and translation in bacteria can be coupled
Name the amino acid which is failed to convert to tyrosine during phenylketonuria.
When a wheat variety of red kernels (homozygous for two nonallelic and independent dominant genes) is crossed with white kernelled wheat (homozygous for two recessive nonallelic independent genes), the phenotypic ratio in F2 generation would be
(a) 9:7 (b) 1:10:4:1 (c) 1:4:6:4:1 (d) 1:2:4:2:4:2:1
Please explain the answer.
what is the law of paired factors
Why do sons of a haemophilic father never suffer from this trait?
The human male never passes on the gene for haemophilia to his son .Justify the statement
What is the difference between gamete and allele ? Explain with example
expalin reciprocal cross with an example?
what is homozygous and heterozygous.
Describe the structure of RNA polynucleotide chain having four different types of nucleotides.
in birds, is the sperm or the egg responsible for the of the chicks?
A garden pea bearing terminal , violet flowers when crossed with another pea plant bearing axial, violet flowers, produced axial violet flowers and axial white flowers in the ratio 3:1.
Work out the cross showing the genotypes of the parent pea plants and their progeny.
Explain the Law of Dominance using a monohybrid cross.
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Syllabus
Difference between complete and incomplete linkage
difference between complete and incomplete linkage
?
How is sex determined in human beings?
can you explain the table 5.3 given on pg82,biology ncert book?
What is the difference between epistasis and dominance ?
which mendel's law of inheritance is universally accepted and without any exception.State the law.
What is the full form of IA
In a linear chromosome, map distances between four loci are as follows: a-b-10, b-c-4, a-d-3, a-c-6. the expected cross over frequency between c and d is-
a) 3%
b)9%
c) either 3%or 9%
d)4% to 12%
plz provide the solution
what is the difference between haemophilia and thalassemia?
what is self pollination?what's the difference between self pollination and cross pollination?
what is the difference between chromosome and gene?
explain the table in NCERT which differentiates b/w the two, i found both of them to be the same then where is the difference?
Why the people having sickle cell anaemia disorder do not suffer from malaria?
sativum) was crossed with a double recessive plant.
(i) What type of cross is this?
(ii) Work out the genotype and phenotype of the progeny.
(iii) What principle of Mendel is illustrated through the result of this
cross?
using punnett square, TRY TO FIND OUT THE NATURE OF OFFSPRING OF A TEST CROSS. WHAT RATIO DID U GET ? USING GENOTYPES OF THIS CROSS, CAN U GIVE A GENERAL DEFINITION FOR A TEST CROSS???
whatare complementary and supplementary genes?
Inheritance pattern of ABO blood groups in humans show dominance , co - dominance and multiple allelism. Explain each concept with the help of blood group genotypes.
two heterozygous parents are crossed.If the three loci are linked completely what would be genotypic ratio in F1 generation for a trihybrid cross?
what non parental gene combination?????
non-parents?
the height of a plant is under the control of polygenic inhritance. the plant having genotype aabb has 20 cm height and height of plant having genotype AaBb is 50 cm what will be height of plant having AaBB genotype?
how to calculate the genotypic ratio for F3 and F4 generations for a monohybrid cross?
Q Write the goals of Human Genome Project.
what is the axial and terminal position of flower?
Q.151. In maize, coloured endosperm (C) is dominant over colourless (C), and full endosperm (F) is Dominant over shrunken (f). When a dihybrid of generation was test crossed, It produced Four phenotypes in the following percentage :-
Coloured full - 41 %
Coloured shrunken - 9 %
Colourless full - 9 %
Colourless shrunken - 41 %
From this data, what will be the distance between two non-allelic genes?
(1) 48 units
(2) 5 units
(3) 7 units
(4) 18 cM
Explain why law of segregation is also called law of purity of gametes?
2. write the % of F2 homozygous and heterozygous pop. in a typical monohybrid cross.
How did they explain linkage, recombination and gene mapping on the basis of their observations ?
how to analyse any trait by using pedigree analysis??
Who proposed chromosomal theory of inheritance? Point out any 2 similarities in the behavior of chromosomes and genes
Why mendel chose only pea plant for his experiments?
WHAT IS PEDIGREE ANALYSIS? DO YOU SUGGEST HOW THIS ANALYSIS IS USEFUL
investigatory project on genetics
Q193. In a cross between individuals homozygous for (a, b) and wild type (+ , +). In this cross 700 out of 1000 individuals were of parental type. Then the distance between a and b is:
(1) 70 map unit
(2) 35 map unit
(3) 30 map unit
(4) 15 map unit
short note on sickle cell anemia
please explain the chromosomal theory of inheritance.
in a pea plant,smooth seed coats is dominant over wrinkled seed coat. what will be the expected ratio of phenotypes of the offspring in a cross between-
1.heterozygous smooth and heterozygous smooth
2.heterozygous smooth and heterozygous wrinkled
3.heterozygous smooth and homozygous smooth
what the line "dominance is not an autonomous feature of a gene " means?????????????
conclusions of pedigree analysis
A diploid organism is heterozygous for 4 loci, how many types of gametes can be produced?
A]YYR.
B]YyRr.
C]YyRR.
D]YYRR.
PLZ GIVE ME STEPWISE ANSWER.
What is genome?How many genomes are present in one of our arm cell?
justify the statement male honey bee has no father but has grondson
1) 950
2) 300
3) 200
4) 150
50. If a character is controlled by six alleles of gene, then the possible genotypes would be :
(1) 21 (2) 729 (3) 64 (4) 42
what is meant by rudimentary ovaries?
WHAT IS DOWNS SYNDROME ? GIVE ITS SYMPTOMS AND CAUSES
a dihybrid heterozygous round and yellow seeded garden pea was crossed with a double recessive plant. a) what type of cross is this? )b work out the gentype and phenotype of the progeny.
Differentiate between Mendelian disorders & chromosomal disorders. Give two examples of each.
what are complementary genes and supplementary genes?
ratio of F2 generation in each case?
A woman with O blood group marries a man with AB blood group(1)work out all the possible phenotypes and genotypes of the progeny.(2)discuss the kind of dominance in the parents and the progeny in this case
For a female to be haemophilic, the father should be haemophilic(unviable in the later stage of life). What does the sentence in the bracket means?
Kindly answer sir/mam.
what are the benefits of backcross and test cross??
give reasons for
(I) both strands of DNA are not copied during transcription
(II)transcription and translation in bacteria can be coupled
Name the amino acid which is failed to convert to tyrosine during phenylketonuria.
a). n=21 and x=7
b). n=7 and x=21
c). n=21 and x=21
d). n=21 and x=14
and plz explain me how to find this...
When a wheat variety of red kernels (homozygous for two nonallelic and independent dominant genes) is crossed with white kernelled wheat (homozygous for two recessive nonallelic independent genes), the phenotypic ratio in F2 generation would be
(a) 9:7 (b) 1:10:4:1 (c) 1:4:6:4:1 (d) 1:2:4:2:4:2:1
Please explain the answer.
what is the law of paired factors
Why do sons of a haemophilic father never suffer from this trait?
b) Is the trait sex liked or Autosomal?
c) Give the genotypes of gen. 1 and of their III and fourth in gen II.
Coloured and full = 45%
Coloured - shrunken = 5%
Colourless - full = 4%
Colourless - shrunken = 46%
From these data what would be distance between the two non allelic genes :
(1) 48 unit
(2) 9 unit
(3) 4 unit
(4) 12 unit
The human male never passes on the gene for haemophilia to his son .Justify the statement
What is the difference between gamete and allele ? Explain with example
expalin reciprocal cross with an example?
what is homozygous and heterozygous.
Describe the structure of RNA polynucleotide chain having four different types of nucleotides.
in birds, is the sperm or the egg responsible for the of the chicks?
A garden pea bearing terminal , violet flowers when crossed with another pea plant bearing axial, violet flowers, produced axial violet flowers and axial white flowers in the ratio 3:1.
Work out the cross showing the genotypes of the parent pea plants and their progeny.
Explain the Law of Dominance using a monohybrid cross.