TLS Online TPP Program

#Question id: 1631


Specific antibodies are readily detectable in serum following primary contact with antigen after:

#I Life Science/ Life Sciences Group – I-V
  1. 10 min

  2. 1 h

  3. 5–7 days

  4. 3–5 weeks

More Questions
TLS Online TPP Program

#Question id: 4736

#SCPH01 Biochemistry

A snapdragon plant that bred true for white petals was crossed to a plant that bred true for purple petals, and all the F1 had white petals. The F1 was selfed. Among the F2, three phenotypes were observed in the following numbers

white                              240

solid-purple                    61

spotted-purple                19

Total                              320

Which of the following reason to deviation f2 phenotype ratio ?

TLS Online TPP Program

#Question id: 4736

#SCPH06 I Botany

A snapdragon plant that bred true for white petals was crossed to a plant that bred true for purple petals, and all the F1 had white petals. The F1 was selfed. Among the F2, three phenotypes were observed in the following numbers

white                              240

solid-purple                    61

spotted-purple                19

Total                              320

Which of the following reason to deviation f2 phenotype ratio ?

TLS Online TPP Program

#Question id: 4736

#SCPH12 I Genetics

A snapdragon plant that bred true for white petals was crossed to a plant that bred true for purple petals, and all the F1 had white petals. The F1 was selfed. Among the F2, three phenotypes were observed in the following numbers

white                              240

solid-purple                    61

spotted-purple                19

Total                              320

Which of the following reason to deviation f2 phenotype ratio ?

TLS Online TPP Program

#Question id: 4736

#SCPH28 | Zoology

A snapdragon plant that bred true for white petals was crossed to a plant that bred true for purple petals, and all the F1 had white petals. The F1 was selfed. Among the F2, three phenotypes were observed in the following numbers

white                              240

solid-purple                    61

spotted-purple                19

Total                              320

Which of the following reason to deviation f2 phenotype ratio ?

TLS Online TPP Program

#Question id: 4737

#SCPH01 Biochemistry

Two independent pure line varieties having white and green phenotype in their fruit were cross, the all f1 progeny is white fruit. The F2 progeny obtain from selfing show white, yellow and green in ratio of 12:3:1. Which of the following is correct?

TLS Online TPP Program

#Question id: 4737

#SCPH06 I Botany

Two independent pure line varieties having white and green phenotype in their fruit were cross, the all f1 progeny is white fruit. The F2 progeny obtain from selfing show white, yellow and green in ratio of 12:3:1. Which of the following is correct?