Genetic Basis of Inheritance
Description: Practice model questions for CBSe board exam and All types of medical entrance exams | |
Number of Questions: 25 | |
Created by: Amish Majumdar | |
Tags: Mendal monohybrid dihybrid test cross codominace blood group incomplete dominance Heredity and Variation Principles of Inheritance and Variation Mendalian Inheritance Mendel-s Law of Inheritance Mendelian Inheritance Post Mendalian Discoveries Genetics and Evolution Post Mendelian Discoveries Inheritance Pattern of Haemophilia and Blood Groups in Human Beings |
A cross between yellow round and green wrinkled seed pea plants gave the following four types of progeny in equal proportions: yellow round, yellow wrinkled, green round and green wrinkled. The genotypes of the parents in this case must be
Sickle cell anemia is caused by the presence of mutant alleles in the
Mendal conducted experiments in pea plant pisum sativum. The total number of chromosomes in pea plant is
Mendel's findings were rediscoverd in the year 1900 by
Genetic constitution of an organism is called
In F2 generation of Mendel's monohybrid cross, recessive character appears in which of the following proportions?
Which of the following traits is a recessive feature studied by Mendel?
After a cross of round seeded plant with wrinkled seed plant, F1 produced 50 per cent round seed plants and 50 per cent wrinkled seed plants. What is the genotype of parental plants?
Which of the following is a sex-linked mendelian disorder?
Which of the following shows an incomplete dominance?
The blood group of father is A and mother is AB. What is/are the possible blood group(s) of their children?
Gene mapping was first developed by
Which of the following characters is controlled by multiple allele?
A chromosomal abnormality in male due to trisomy of sex chromosome is
AB blood group in man is an example of
ZW-ZZ type of sex determination is found in
What will be the genotype(s) of F1 upon crossing 'TtRr' with 'ttrr'?
In epistatic type of inheritance
In the F2 generation of a dihybrid cross
If there is a lot of distance between two genes, the chance of crossing over
The experimental material of TH Morgan was
A cross between F1 and homozygous recessive parental combination is called
The percentage of 'ab' gametes produced by AaBb parent will be
If a haemophilic man marries a woman with haemophilia, what would be the possibility of their daughter being haemophilic?
In sickle cell anaemia due to point mutation, the sixth amino acid, glutamic acid in beta chain of haemoglobin is replaced by