Biology Test
Description: This test is based on certain topics from biology which are highly beneficial for learning aspirants. | |
Number of Questions: 25 | |
Created by: Avani Handa | |
Tags: Genes heredity Mendel haemophlilia linkage variations etc Cytoplasmic Inheritance Genetics and Evolution Its Application in Health, Agriculture and Industry Biotechnology and Its Applications DNA Technology: Applications in Health, Agriculture and Industry Chromosomal Theory of Inheritance Biotechnology and its Applications |
By analysing a number of somatic cell hybrid lines for enzyme activities and their human chromosome constitution, the doctors can find out
Which of the following is NOT a method applied in humans' genetic analysis?
In a cross between a white-eyed female dragonfly and red-eyed male, how many female progenies will inherit white eyes?(White eyes are X-linked recessive)
In a cross between red-eyed female dragonfly and a white-eyed male dragonfly what percent of the male progenies will have white eyes? (White eyes are X-linked recessive)
A couple has a daughter suffering with Tay Sachs disease, and 4 normal children. Neither parent nor any of the four biological grandparents of the affected daughter had this disease. The most likely genetic condition leading to Tay Sachs disease is
A white-eyed female fruitfly is crossed with a red-eyed male fruitfly. Red eyes are dominant, and X-linked. What are the expected phenotypes of their children?
A human male bearing an allele for a trait on the X chromosome is termed as
When RFLP investigation is used to examine a human gene, the approach is to first find out
Interpretation of chromosome aneuploidy of a foetus is typically done by the combination of amniocentesis, cell culture, and
Klinefelter's syndrome in humans is an archetype of chromosomal aneuploidy. It is diagnosed by
Which among the following explanations regarding the Down's syndrome is false?
The logic behind the general prediction that half of the human babies born will be boys and half will be girls
Barr body is defined as
Which of the following individuals are mosaics?
Which of the following is an useful token for genetic or physical mapping of human chromosomes?
In Maharashtra, in a small nuclear family, red nose proved to be an inherited trait due to a single genetic locus. The man's mother and one sister also had red nose but his father, his brother and two other sisters had normal nose. The man and his normal-nosed wife had seven children, including four boys and three girls. Two girls and two boys had red nose. The red nose trait is most probably
Palpebral fissures, furrowed tongue, short fingers and toes, and incurved fifth finger are the symptoms of
The syndrome resulting from the microdeletion of chromosome 22q11.2. is
Which of the following explains a particular type of polymorphism taking place within the gene that causes Huntington's disease in humans?
Which of the following syndromes arises due to mutation in the TP53 tumor suppressor gene?
Which among the following is a X-linked dominant disorder?
The mutation in SERPINA1 gene causes
The autosomal dominant disorder resulting from the mutation in NF1 gene on chromosome 17 is
In which of the following syndromes, an individual develops sun-sensitive rashes on the face, hands, and forearms?
Which disorder is associated with memory loss and hallucinations?