How many meiosis will be required to produce 102 pollen-grains ?
25
25.6
26
26.5
- Base substitutions from base analogues I are called
- Albinism in com plants is best described as
- A person meets with an accident and great loss of blood has occurred. There is no time to analyse…
- Colour blindness is caused due to
- The science dealing with study of inheritance and variation is
- In humans, an example of sex-linked trait is
- The segment of DNA which participates in crossing over is known as
- Among the following which is a test cross?
- Lethal genes are those which
- A chemical mutagen is
- An offspring of two homozygous parents different from one another by alleles at only one gene locus…
- When is the sex of an offspring decided
- Diakinesis is characterised by
- Dyad is
- Which disease results from the genetic inability to synthesize a single enzyme ?
- The first person to induce mutations was
- The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
- A child is bom with an extra chromosome in each of its cells. This is usually the result of
- A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
- The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
- In a monohybrid cross the Fi ratio of a backcross is
- Klinefelter's syndrome is developed when the chromosome in male is
- The condition in which only one allele of a pair is present is known as
- Linkage is
- A colour-blind man marries the daughter of a colour-blind person. In their progeny
- Mutations which are not dominant are not lost by a gene pooL This is known as
- The best method to determine whether an individual is homozygous or heterozygous is
- How many meiosis will be required to produce 102 pollen-grains ?
- Linked genes may be separated by the process of
- Chromosomes exhibit minimum coiling during