Which of the meiotic pairing possibilities in tetraploids and their consequence is correct?

A-chromosomes pair as bivalents, segregate normally producing diploid gametes.

B- Chromosomes pair as quadrivalent, segregates normally producing tetraploid gametes.

C-Chromosome pair as Trivalents form, segregation leads to nonfunctional aneuploid gametes

 D- Chromosome pair as Trivalents form, segregation leads to producing diploid gametes

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#Question id: 2073

#XL - S Microbiology

The phosphate transport system in bacteria imports phosphate into the cell even when the concentration of phosphate outside the cell is much lower than the cytoplasmic phosphate concentration. Phosphate import depends on a pH gradient across the membrane—more acidic outside the cell than inside the cell. In this bacterial cell, phosphate transport is an example of:

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#Question id: 8906

#XL - T Zoology

What do hagfishes and lampreys have in common with the extinct conodonts?

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#Question id: 13036

#XL - S Microbiology

In isoelectric focusing the protein will move until

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#Question id: 20150

#XL - P Chemistry

The number of electrons in the M shell of the clement with atomic number 24 is

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#Question id: 1582

#XL - S Microbiology

The EBV antigen fragments will be presented by the virus-infected cells along with which of the following?