Bergmann’s rule: populations in colder climates tend to have greater body mass than those

in warmer climates. This pattern is so common that it has a name.

TLS Online TPP Program

#Id: 9785

#XL - R Botany

R gene Mi-1 confers resistance to aphids and whiteflies

Rice R gene Bph14 confers resistance to the brown plant hopper

Melon R gene Vat confers resistance to the cotton aphid. 

All of these R genes encode NBS–LRR receptors.

TLS Online TPP Program

#Id: 9786

#XL - R Botany

Tomato Cf genes is also encodes a R proteins that recognize apoplastic effectors are receptor‐like proteins (RLPs) against the extracellular colonizing fungus Cladosporium fulvum for Avr9

TLS Online TPP Program

#Id: 9787

#XL - R Botany

Lr34 of wheat, maize Rp1 locus, Xa21 in rice and tomato Pto gene are R genes

TLS Online TPP Program

#Id: 9788

#XL - R Botany

Mutations in the EDS1 (SA synthesis) (ENHANCED DISEASE SENSITIVITY 1) gene eliminate race‐specific resistance mediated by the TIR‐NB‐LRR class of R proteins

TLS Online TPP Program

#Id: 9789

#XL - R Botany

There is two kind of photo response

1. Red/Far-red 

2. Blue Light

TLS Online TPP Program

#Id: 9790

#XL - R Botany