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TLS Online TPP Program

#Id: 8000

No two different species can share the same niche but can have similar niches,  this is because of competition for resources like food, space etc
Two species cannot coexist permanently in a community if their niches are  identical

#XL - T Zoology #Concept of habitat and niche #Part B Pointers
PYQ Links
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Extensive Links
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More Pointers
TLS Online TPP Program

#Id: 8600

#XL - R Botany

R-factor 
In mammalian cells - cyclin D 
In yeast - Cln3
TLS Online TPP Program

#Id: 8601

#XL - R Botany
TLS Online TPP Program

#Id: 8602

#XL - R Botany

cyclin-CDK complexes preferentially phosphorylate
serine and threonine residues when they are found within the consensus sequence:
[S/T]PX[R/K]K 
TLS Online TPP Program

#Id: 8603

#XL - R Botany

G1 Cyclin–CDKs
In human - cyclin D-CDK 4 
cyclin D-CDK 6
In budding yeast - CIn 3-Cdc 28 
TLS Online TPP Program

#Id: 8604

#XL - R Botany

G1/S Cyclin–CDKs
In human - cyclin E-CDK 2 
In budding yeast - CIn 1/2-Cdc 28
TLS Online TPP Program

#Id: 8605

#XL - R Botany

S phase Cyclin–CDKs
In human - cyclin A-CDK 2 
In budding yeast - CIb 5/6-Cdc 28