TLS Online TPP Program

#Question id: 18387


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?

#Unit 12. Applied Biology
  1. 1 only
  2. 2 only
  3. 3 only
  4. All
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TLS Online TPP Program

#Question id: 13120

#Unit 2. Cellular Organization

Match the correct one?

Target organelle

 

Location of sequence within protein

 

Removal of sequence

 

Nature of sequence

 

1- ER

 

i- N- terminal

 

a- yes

P- Core of 6-12 hydrophobic aa often preceded by one or

more basic ammo acids (Arg, Lys)

 

2-Mtochrondria matrix

 

ii- N- terminal

b- yes

Q- Multiple different kinds;  rich in Lys and Arg

residues

3-Chloroplast stroma

 

iii- N- terminal

c- no

R- Lys and arg one side and other side hydrophobic aa

4-Nucleus

 

iv-varies

d- yes

S- Generally rich in ser and thr, poor in glu and asp


TLS Online TPP Program

#Question id: 28268

#Unit 5. Developmental Biology

Resact from Arbacia egg jelly binds to its receptor on the sperm, which activates the receptor is___ 

TLS Online TPP Program

#Question id: 4310

#Unit 3. Fundamental Processes

Which of the following processes destroys RNA molecules in a cell if they have a sequence complementary to an introduced double-stranded RNA?

TLS Online TPP Program

#Question id: 13230

#Unit 6. System Physiology – Plant

In very dry soils, the water potential (Yw) may fall below what is called the permanent wilting point, the water potential of the soil is so low that plants cannot regain turgor pressure even if all water loss through transpiration ceases. This means that
a) The hydraulic conductivity decreases drastically 
b) The water potential of the soil (Yw) is less than or equal to the osmotic potential (Ys ) of the plant
c) The water potential of the soil (Yw) is more than the osmotic potential (Ys) of the plant
d) cell osmotic potential (Ys) varies with plant species, the permanent wilting point is clearly not a unique property of the soil, it depends on the plant species

TLS Online TPP Program

#Question id: 27494

#Unit 1. Molecules and their Interaction Relevant to Biology

What will happen when glucose react with Fehling's solutions it produces