Darwin’s evolutionary theory- Evolution as such is the simple proposition that the characteristics of organisms change over time.

TLS Online TPP Program

#Id: 8099

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 1978

#XL - T Zoology

Crude density-Total number of individual divided by total area.

TLS Online TPP Program

#Id: 8611

#XL - T Zoology

Nonphosphorylated CDK bound to one of its cyclin partners has minimal but detectable protein kinase activity in vitro, although it may be essentially inactive in vivo.

TLS Online TPP Program

#Id: 10700

#XL - R Botany

Monocot leaf (Isobilateral leaf) 

Epidermis ;

Consists of upper and lower epidermis.

Both the layers are cutinized.

In some grasses they are large with thin, flexible walled cells called as Motor or Bulliform cells

Mesophyll ;

Not differentiated into palisade and spongy.

Made of parenchyma cells which have Chloroplasts.

Vasular bundle

Arranged in parallel manner.

Conjoint, Collateral and Closed and enclosed by a bundle sheath Xylem (adaxial) and Phloem (abaxial)

TLS Online TPP Program

#Id: 8035

#XL - Q Biochemistry

Negatively charged amino acids have four ionisations zones

1. 1--------pK1 – charge +1

2. pK1---------pKr charge 0

3. pKr---------pK2 charge -1

4. pK2---------14 charge -2