Out of the following what usually supports the fastest growth rate and is therefore considered the preferred nitrogen source for E. coli

#Question id: 5714

#SCPH28 | Zoology

Homologous chromosomes pair in prophase I as a following way, if crossing over occur between P and Q gene of homologous chromosome?

Which of the following consequence of above abnormality?

A. Dicentric chromosome visible at anaphase I

B. Results in formation of acentric chromatid

C. Recombinant gamete unable to produced viable progeny due to missing of many gene

D. Resulting recombinant gamete become aneuploid 

#Question id: 5715

#SCPH28 | Zoology

Following some abnormality is due to Gene rearrangement on chromosome. 

A, Affecting the expression of gene

B. Disrupt the function of gene

C. Reduced recombination between gene present in inverted region

D. Cross over suppressor 

Which of the following above abnormality is may be associated with inversion?

#Question id: 5716

#SCPH28 | Zoology

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

#Question id: 5737

#SCPH06 I Botany

#Question id: 5737

#SCPH28 | Zoology

#Question id: 5738

#SCPH06 I Botany

It was once thought that the ____ karyotype was related to criminal disposition because it led to aggressive behavior due to excessive "maleness".