TLS Online TPP Program

#Question id: 12709


Which part is more recombinogenic and which part is more recombination frequency respectively? 
          

#Unit 8. Inheritance Biology
  1. B and C, B and C
  2. A and B, C and D 
  3. C and d, B and C
  4. B and C, C and D
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TLS Online TPP Program

#Question id: 12409

#Unit 6. System Physiology – Plant

The Chemical Structure of ABA Determines Its Physiological Activity, 15 carbon compound 
a) The orientation of the carboxyl group at carbon 2 determines the cis and trans isomers of ABA. Nearly all the naturally occurring ABA is in the cis form
b) S enantiomer is the natural form; commercially available synthetic  ABA is a mixture of approximately equal amounts of the S and R forms.
c) The S enantiomer is the only one that is active in fast responses to ABA, such as stomatal closure
d) In long-term responses, such as seed maturation, only R-enantiomers are active
e) In contrast to the cis and trans isomers, the S and R forms cannot be interconverted in the plant tissue
Which of the following is the correct prediction about the active form  of ABA?

TLS Online TPP Program

#Question id: 21125

#Unit 12. Applied Biology

The nano biosensors are categorized into _________ types?

TLS Online TPP Program

#Question id: 14485

#Unit 13. Methods in Biology

In a race where 12 horses are running, the chance that horse A will win is 1/6, that B will win is 1/10 and that C will win is 1/8. Assuming that a dead heat is impossible the chance that one of them will win

TLS Online TPP Program

#Question id: 10610

#Unit 10. Ecological Principles

Among the following which statement is false about r-selected species?

TLS Online TPP Program

#Question id: 5281

#Unit 8. Inheritance Biology

In the mating Hfr Strs met+ his+ leu+ trp+ Ala+   X F- Strres met- his- leu- trp- Ala-. At regular interval time, the mating cells are interrupted and the cell suspensions plated on four different growth media with streptomycin. The amino acids in the growth media and the number of colonies observed on each are as follows:

Interrupted time

Composition of media

Growth

His

Leu

Ala

Trp

Met

2   min

+

-

+

+

+

Yes

10 min

+

-

-

+

+

Yes

12 min

+

-

-

+

-

No

15 min

+

-

-

-

+

Yes

20 min

-

-

-

-

+

Yes

What is the order of transfer of the genes?