Where, though, do these hereditary variations come from? This was the great gap in Darwin’s theory, and he never filled it.

TLS Online TPP Program

#Id: 10727

#XL - R Botany

Types of Leaf

Simple Leaf

Compound Leaf

The compound leaves may be of two types;

A number of leaflets are present on a common axis, the rachis, which represents the midrib of the leaf called Pinnately compound leaf

Ex- Neem 

The leaflets are attached at a common point, such as at the tip of petiole, called Palmately compound leaf

EX- poison ivy, familiar house plant Schefflera sp. (commonly called “umbrella plant”)

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#Id: 7891

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 1316

#XL - T Zoology

G protein coupled receptor contains seven membrane-spanning α helices & heterotrimeric G protein.

TLS Online TPP Program

#Id: 9544

#XL - T Zoology

Just as muscles become strengthened by work, more strongly exercised organs attract and become enlarged by the “nervous fluid.” 

Acquired during an individual’s lifetime, are inherited—a principle called inheritance of acquired characteristics.

TLS Online TPP Program

#Id: 7763

#XL - Q Biochemistry

Breaking a bond always require energy to be added to the molecule. Correspondingly, making a bond always releases energy.