Kinetochores assemble on regions of chromosomal DNA marked by a centromere-specific H3 histone variant called CENP-A.

TLS Online TPP Program

#Id: 9274

#XL - R Botany

Bacterial Nod genes are activated to initiate nodulation in plants by plant signals flavonoids

TLS Online TPP Program

#Id: 10713

#XL - R Botany

Feature of root

Most Vascular plants has two types of roots;

I. Primary Roots (Tap root) that grow downward

II. Secondary Roots that branch out to the side

TLS Online TPP Program

#Id: 10065

#XL - T Zoology

Two type of Cadherins:

1. Classical cadherin proteins

2. Nonclassical cadherin proteins

TLS Online TPP Program

#Id: 8329

#XL - Q Biochemistry

Treadmilling

Because the critical concentrations for the two ends are different, at steady state the free ATP–G-actin will be intermediate between Cc+ and Cc - , so the (+)end will grow and the (-)end will lose subunits.

TLS Online TPP Program

#Id: 10750

#XL - R Botany

Compound dichasium

A terminal old flower develops lateral simple dichasial cymes on both sides.

Simple dichasium is called cymule

Ex: catchfly, or campion, Silene; 

Caryophyllaceae