TLS Online TPP Program

#Question id: 12721


There are the five groups of late embryogenesis abundant (LEA) proteins found in plants

Match the following groups of LEA protein with its functional information;

 Group (family name)

                           Functional information

 

I) Group 1

   (D-19 family)

 

 

a) It is an abundant protein in cotton embryos, Each putative dimer of this group may bind as many as ten inorganic phosphates and their counterions

 

 

II) Group 2

    (D-11 family)

 

b) Possibly functions in ion sequestration to protect cytosolic metabolism When LE25 is expressed in yeast, it confers salt and freezing tolerance

 

 

III) Group 3

     (D-7 family)

 

c) In tomato, a gene encoding a similar protein is expressed in response to nematode feeding

 

 

IV) Group 4

    (D-95 family)

 

d) Contains more water of hydration than typical globular proteins Overexpression confers water deficit tolerance on yeast cells

 

 

V) Group 5

    (D-113 family)

 

e) Often localized to the cytoplasm or nucleus More acidic members of the family are associated with the plasma membrane May act to stabilize macromolecules at low water potential

 

#Unit 6. System Physiology – Plant
  1. I-d,  II-e,  III-a,  IV-c,  V-b
  2. I-d,  II-e,  III-a,  IV-b,  V-c
  3. I-e,  II-d,  III-a,  IV-b,  V-c
  4. I-c,  II-a,  III-e,  IV-b,  V-d
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TLS Online TPP Program

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TLS Online TPP Program

#Question id: 26446

#Unit 3. Fundamental Processes

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#Question id: 26447

#Unit 3. Fundamental Processes

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#Question id: 26448

#Unit 3. Fundamental Processes

Choose the correct statement regarding DNA photolyase 
a.MTHF polyglu absorb blue light photon of 300-500 nm
b.And the MTHF polyglu radicalize FADH cofactor
c.And this FADH cofactor donate single electron to CBD 
d.And this FADH cofactor donate many electron to CBD

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#Question id: 26449

#Unit 3. Fundamental Processes

Ability of core and holoenzyme to transcribe DNAs differs, so choose which of the following is correct
a.With  subunit, the holoenzyme worked equally well on both intact as well as nicked types of DNA
b.With  subunit, the holoenzyme worked unequally on both intact as well as nicked types of DNA
c.Core subunit α2ββσ can not perform polymerization on to the intact DNA while perform some of the activity on to the nicked DNA
d.Core subunit α2ββσ can not perform polymerization on to the intact DNA AS WELL AS  to the nicked DNA

TLS Online TPP Program

#Question id: 26450

#Unit 3. Fundamental Processes

Which of the following statements is true regarding bacterial RNA polymerase   
a. Core enzyme can efficiently transcribe both intact and nicked DNA 
b. Sigma destabilizes nonspecifically bound core 
c. Holoenzyme bind tightly to DNA 
d. Higher disassociation rate at lower temperature 
e. Most of the cellular sigma are house keeping gene