How many meiosis will be required to produce 102 pollen-grains ?
25
25.6
26
26.5
- Albinism in com plants is best described as
- A child is bom with an extra chromosome in each of its cells. This is usually the result of
- A colour-blind man marries the daughter of a colour-blind person. In their progeny
- When two genes are situated very close to each other in a chromosome
- The science dealing with study of inheritance and variation is
- A functional unit of a gene which specifies synthesis of one poly-peptide is known as
- Down's syndrome is an example of
- Dyad is
- If an individual does not breed true for its characters, it is called
- A chemical mutagen is
- Crossing over in meiosis occurs in
- In humans, an example of sex-linked trait is
- The scientists who rediscovered the Mendel's laws are
- Which disease results from the genetic inability to synthesize a single enzyme ?
- An offspring of two homozygous parents different from one another by alleles at only one gene locus…
- In the Operon concept, the regulator gene regulates chemical reactions in the cell by
- Chromosomes exhibit minimum coiling during
- Linked genes may be separated by the process of
- A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
- Exhibition of superiority by a hybrid over both of its parents is called
- The number of characters investigated by Mendel was
- Reverse transcription was discovered by
- When is the sex of an offspring decided
- Klinefelter's syndrome is developed when the chromosome in male is
- The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
- Linkage is
- Among the following which is a test cross?
- DNA duplication occurs in
- The segment of DNA which participates in crossing over is known as
- How many meiosis will be required to produce 102 pollen-grains ?