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Which of the following algae produce Carrageen?
Which of the following statements regarding mitochondria is incorrect?
Natural methods for contraception work on the principle of:
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?
Change in the sequence of nucleotides in DNA is called:
A tall true breeding garden pea plant is crossed with a dwarf true breeding garden pea plant. When the F1 plants were selfed, the resulting genotypes were in the ratio of:
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R): Assertion (A): ATP is used at two steps in glycolysis. Reason (R): First ATP is used in converting glucose into glucose-6-phosphate and second ATP is used in conversion of fructose-6-phosphate into fructose-1-6-diphosphate. In the light of the above statements, choose the correct answer from the options given below:
Select the correct statements with respect to pleiotropism:
A common test to find the genotype of a hybrid is by:
The hilum is a scar on the:
Flippers of Penguins and Dolphins are examples of
In a plant, red fruit (R) is dominant over yellow fruit (r) and tallness (T) is dominant over shortness (t). If a plant with RRTt genotype is crossed with a plant that is rrtt, what percentage of the offspring will be tall with red fruit?
The sequence that controls the copy number of the linked DNA in the vector, is termed
Where is the respiratory electron transport system (ETS) located in plants?
Which of the following cannot be detected in a developing foetus by amniocentesis?
The allele for tallness is dominant over that of dwarfness. This is called:
MTP is practised mainly to:
Match the terms in Column-I with their description in Column-II and choose the correct option. Column-I A. Dominance B. Codominance C. Pleiotropy D. Polygenic inheritance Column-II 1. Many genes govern a single character 2. In a heterozygous organism, only one allele expresses itself 3. In a heterozygous organism both alleles express themselves fully 4. A single gene influences many characters
ABO blood group has:
Natural methods for contraception work on the principle of: