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Examine the figure given below and select the right option giving all the four parts (A, B, C and D) correctly identified:
The solids which have the negative temperature coefficient of resistance are:
Match List-I with List-II regarding the stages of the Cell Cycle: List-I A. G1 phase B. S phase C. G2 phase D. G0 phase List-II I. Quiescent stage II. Replication of DNA III. Interval between mitosis and initiation of DNA replication IV. Proteins are synthesised in preparation for mitosis
Artificial insemination means:
Genes R and Y follow independent assortment. If RRYY produce round yellow seed and rryy produce wrinkled green seeds, what will be the phenotypic ratio of the F2 generation?
The half-life of a radioactive nuclide is 100 hours. The fraction of original activity that will remain after 150 hours would be
If two persons with 'AB' blood group marry and have the sufficiently large number of children, these children could be classified as 'A' blood group: 'AB' blood group: 'B' blood group in 1: 2: 1 ratio. The modern technique of protein electrophoresis reveals the presence of both 'A' and 'B' type proteins in 'AB' blood group individuals. This is an example of:
Change in the sequence of nucleotides in DNA is called:
All of the following are included in 'ex-situ conservation' except
Which of the following hormone levels will cause release of ovum (ovulation) from the Graafian follicle?
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?
As per ABO blood grouping system, the blood group of father is B+, mother is A+ and child is O+. Their respective genotype can be
Which one of the following statements is true about the structure of $CO_3^{2-}$ ion?
The allele for tallness is dominant over that of dwarfness. This is called:
The production of gametes by the parents, the formation of zygotes, the F1 and F2 plants can be understood using:
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:
Three types of muscles are given as a, b and c. Identify the correct matching pair along with their location in human body:
The fruit fly Drosophila melanogaster was found to be very suitable for experimental verification of the chromosomal theory of inheritance by Morgan and his colleagues because:
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
In the 'S' phase of the cell cycle: