r<0, the population decreases

r=0, the population remains constant

r>0, the population increases

TLS Online TPP Program

#Id: 9282

#XL - R Botany

Plant genes expressed early, or in the absence of bacterial infection, are termed “early nodulins” or ENOD

TLS Online TPP Program

#Id: 9430

#XL - T Zoology

Bateman’s principle

In most cases, it is the male’s secondary sexual traits that are exaggerated.

This shows that sexual selection is more common and intense on males than females

TLS Online TPP Program

#Id: 9672

#XL - T Zoology

In unstimulated cells, 

concentration of phosphoinositides is low, and PKB is

inactive because its PH domain physically blocks the kinase active site

TLS Online TPP Program

#Id: 10803

#XL - R Botany

Phenolic compounds

Flavonoids may protect against damage by ultraviolet Light

Isoflavonoids have antimicrobial activity

Isoflavonoids are found mostly in legumes such as the rotenoids, have strong insecticidal actions; others have anti-estrogenic effects. 

For example, sheep grazing on clover rich in isoflavonoids often suffer from infertility

TLS Online TPP Program

#Id: 7894

#XL - Q Biochemistry

The mtDNAs of most multicellular animals are approximately 16-kb circular molecules that encode intron-less genes compactly arranged on both DNA strands.