TLS Online TPP Program

#Question id: 7309


Following statements are regarding to the molecular basis of the coincidence model in Arabidopsis.

A. In Arabidopsis under short days, there is little overlap between CO mRNA expression and daylight.

B. CO protein does not accumulate to sufficient levels in the phloem to promote the expression of the transmissible floral stimulus and the plant remains vegetative.

C. Under long days, the peak of CO mRNA abundance (at hours 12 through 16) overlaps with daylight (sensed by phyA and cryptochrome [cry]), allowing CO protein to accumulate.

D. CO activates FLC mRNA expression in the phloem, which causes flowering when the FT protein is translocated to the apical meristem.

Which of the following is incorrect?

#SCPH01 Biochemistry
  1. A and C
  2. B only
  3. C only
  4. D only
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TLS Online TPP Program

#Question id: 18386

#SCPH01 Biochemistry

Biomagnification occurs mainly because of the following reasons
I. compounds are taken up from the environment and accumulated in the lipid deposits of body
II. organisms are consumed by other organisms in a non- sequential manner constituting the food chain
Which of the above statements are incorrect?

TLS Online TPP Program

#Question id: 18386

#SCPH05 I Biotechnology

Biomagnification occurs mainly because of the following reasons
I. compounds are taken up from the environment and accumulated in the lipid deposits of body
II. organisms are consumed by other organisms in a non- sequential manner constituting the food chain
Which of the above statements are incorrect?

TLS Online TPP Program

#Question id: 18386

#SCPH06 I Botany

Biomagnification occurs mainly because of the following reasons
I. compounds are taken up from the environment and accumulated in the lipid deposits of body
II. organisms are consumed by other organisms in a non- sequential manner constituting the food chain
Which of the above statements are incorrect?

TLS Online TPP Program

#Question id: 18386

#SCPH28 | Zoology

Biomagnification occurs mainly because of the following reasons
I. compounds are taken up from the environment and accumulated in the lipid deposits of body
II. organisms are consumed by other organisms in a non- sequential manner constituting the food chain
Which of the above statements are incorrect?

TLS Online TPP Program

#Question id: 18387

#SCPH01 Biochemistry

Structural features that make these compounds resistant to microbial degradation include
1. substitution of H by other groups
2. heterocyclic compounds
3. branched linear chains
Which of the above are correct?

TLS Online TPP Program

#Question id: 18387

#SCPH05 I Biotechnology

Structural features that make these compounds resistant to microbial degradation include
1. substitution of H by other groups
2. heterocyclic compounds
3. branched linear chains
Which of the above are correct?