There are four known forces that are involved in evolution:

1)mutation,

2) genetic drift

3) gene flow or migration

4) selection.

TLS Online TPP Program

#Id: 9192

#XL - T Zoology

TLS Online TPP Program

#Id: 10617

#XL - R Botany

Classification of peteridophytes

IV.  Filicophyta(Ferns)

TLS Online TPP Program

#Id: 9396

#XL - T Zoology

Classical condition occur when behavior  is modified (conditioned) by pairing of two stimuli

TLS Online TPP Program

#Id: 10012

#XL - T Zoology

Ptc contains 12 TM α helices and structurally similar

to the Niemann-Pick C1 protein, a cholesterol transporting member of the ABC superfamily

TLS Online TPP Program

#Id: 10289

#XL - Q Biochemistry

T-cell lineage