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Which one of the following concerns photophosphorylation?
A common test to find the genotype of a hybrid is by:
According to Robert May, the global species diversity is about
When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as:
Which of the following is/are correct?
The sequence that controls the copy number of the linked DNA in the vector, is termed
The linkage map of the X-chromosome of fruitfly has 66 units, with yellow body gene (y) at one end and bobbed hair (b) gene at the other end. The recombination frequency between these two genes (y and b) should be:
Which of the following components provides sticky character to the bacterial cell?
The hilum is a scar on the:
Which of the following is hormone-releasing IUD?
Which scientist conducted an experiment with 32P and 35S labelled phages for demonstrating that DNA is the genetic material?
Sweet potato is a modified:
Given below are two statements : Statement I: Sickle cell anaemia and Haemophilia are autosomal dominant traits. Statement II: Sickle cell anaemia and Haemophilia are disorders of the blood. In light of the above statements, choose the correct answer from the options given below :
The last chromosome sequenced in Human Genome project was:
Natural methods for contraception work on the principle of:
Select the correct statements with respect to pleiotropism:
What is the expected percentage of F2 progeny with yellow and inflated pod in dihybrid cross experiment involving pea plants with green coloured, inflated pod and yellow coloured constricted pod?
With the help of the given pedigree, find out the probability for the birth of a child having no disease and being a carrier (has the disease mutation in one allele of the gene) in F3 generation.
Pick out the correct statements: I: Haemophilia is a sex-linked recessive disease. II: Down’s syndrome is due to aneuploidy. III: Phenylketonuria is an autosomal recessive gene disorder. IV: Sickle cell anaemia is an X-linked recessive gene disorder
Which of the following is associated with a decrease in cardiac output?