Question1: • Write two characteristics of metaphase stage.
Question2: • A pure grey fur rabbit is crossed with a pure white fur rabbit. In F generation all rabbits produced have grey fur.
a) What is the genotype of F1 generation b) What is the genotype-phenotype of F1 generation
[Biology] Chapter:- Genetics
Answers
1).CHARACTERISTICS OF METAPHASE::
1)attachment of spindle fibres to the kinetochorse of the chromosomes
2)moment of the chromosomes to the spindle equator they get aligned along metaphase plate and spindle fibres at the poles
CHARACTERISTICS OF ANAPHASE::
1) the chromosomes of future nuclei now move to the opposite words being centromere towards the pole
2) the chromosome split so the chromatids become separated
MITOTIC PHASE ::
it is called as M phase that represents phase when actual cell division or mitosis takes place in the 24 hours average duration of the cell cycle of human cell the cell division lasts for only about 1 hour interface last is more than 95% of duration of the cell cycle M phase begins with the nuclear division that is corresponding to separation of daughter chromosomes called as karyokinesis but ends with division of cytoplasm or the cytokinesis.
Answer:
Maharashtra queen please subscribe to this
my. lub
