TLS Online TPP Program

#Question id: 15259


Which media are called as general purpose media because they support the growth of many microorganisms.

#Unit 2. Cellular Organization
  1. Tryptic soy broth and tryptic soy agar
  2. Blood agar
  3. MacConkey agar
  4. Both A & B
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TLS Online TPP Program

#Question id: 2937

#Unit 2. Cellular Organization

Separase initiates sister chromatid segregation at anaphase by cleaving:

TLS Online TPP Program

#Question id: 5288

#Unit 8. Inheritance Biology

Donor strain of bacteria with His+ Ara+ Met+ Leu+ Cys+ Lys+ is infected with phages to map the donor chromosome with generalized transduction .The Phage lysate from bacterial cell is collected and use to infect second strain of bacteria that are His- Ara- Met- Leu- Cys- Lys- . Different transducing phages are selected on using different minimal media and their presence of growth (+) and absence of growth (-) given in table

Media

Media supplement 0 absent /+ present

1

His

Ara

Met

Leu

Cys

Lys

Growth

2

+

+

0

+

+

0

+

3

0

+

+

+

+

0

+

4

+

+

0

+

0

+

-

5

0

+

+

0

+

+

+

6

+

0

+

0

+

+

+

7

+

0

+

+

0

+

+

Which of the following is correct order of gene?

TLS Online TPP Program

#Question id: 12228

#Unit 10. Ecological Principles

Which of the following examples best describes an ecological community?

TLS Online TPP Program

#Question id: 10497

#Unit 6. System Physiology – Plant

Blue light stimulated opening of stomata, closing of stomata is also takes place by many other such mutants and mechanisms such as,

a.) npq1 mutants leads to closing of stomata

b.) In high PPFD leads to conversion of violaxanthin to zeaxanthin which will  leads to closing of stomata

c.) Green light in the 500 to 600 nm region of the spectrum, abolishes the opening of stomata

d.) Mutant of phototropin 1 & 2 (PHOT1/PHOT2)  leads to closing of stomata

e.) Starch content in the guard cell decreases during closing of stomata at the end of the day

Which of the following given statements will be correct for closing of stomata?

TLS Online TPP Program

#Question id: 664

#Unit 1. Molecules and their Interaction Relevant to Biology

Which is evidence that structures for proteins determined by X-ray crystallography represent the structures in solution?