There are 18 different antigenic subtypes for HA and 11 for NA.

TLS Online TPP Program

#Id: 8633

#XL - T Zoology

Mutating or deleting the destruction box in mitotic cyclins prevented their ubiquitination and blocked cells from exiting mitosis.

TLS Online TPP Program

#Id: 7942

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 9728

#XL - R Botany

Laticifers are made of individual cells and can occur either as articulated systems (single cells connected by a small tube) or non-articulated systems (one large syncytial cell).

TLS Online TPP Program

#Id: 10801

#XL - R Botany

The nonvolatile terpene antiherbivore compounds are the limonoids, a group of triterpenes (C30) well known as bitter substances in citrus fruit.

The most powerful deterrent to insect feeding known is azadirachtin

TLS Online TPP Program

#Id: 9616

#XL - T Zoology

Homodimerization

HER1 directly binds EGF which leads to formation of a homodimer of the HER1 extracellular domain