Zygote of Spirogyra produces four haploid nuclei, in which:

Question

Zygote of Spirogyra produces four haploid nuclei, in which: (A) one is functional (B) two are functional (C) three are functional (D) all are functional

Tardigrade Admin · Accepted Answer

The united protoplasmic mass of two gametes is called (zygote) zygospore. Prior to germination the diploid zygospore nucleus undergoes meiosis and forms 4 nuclei, three of these abort and only one is functional. It undergoes transverse division to give, rise single filament.

Q. Zygote of Spirogyra produces four haploid nuclei, in which:

one is functional

two are functional

three are functional

all are functional

The united protoplasmic mass of two gametes is called (zygote) zygospore. Prior to germination the diploid zygospore nucleus undergoes meiosis and forms $4$ nuclei, three of these abort and only one is functional. It undergoes transverse division to give, rise single filament.