Relative genotypic frequency after selection

TLS Online TPP Program

#Id: 8104

#XL - Q Biochemistry

The venoms of poisonous snakes contain (among other things) a class of enzymes known as phospholipases, enzymes that cause the breakdown of phospholipids

TLS Online TPP Program

#Id: 9408

#XL - T Zoology

Group Living Has Advantages and Disadvantages

When animals live together in groups such as flocks or herds

Disadvantage- Group promote competition for food and increased transmission of parasites and other diseases.

Advantage - Benefits relate to group defense against predators through increased vigilance and through protection in numbers.

TLS Online TPP Program

#Id: 9341

#XL - T Zoology

TGF-β latency

In the Golgi prodomain is proteolytically cleaved from the mature growth factor but remains noncovalently attached even after secretion.

TLS Online TPP Program

#Id: 3167

#XL - T Zoology

Theory of recapitulation - Ernst Haeckel
He proposed that the embryonic development of an individual organism (its ontogeny) followed the same path as the evolutionary history of its species (its phylogeny).

TLS Online TPP Program

#Id: 7045

#XL - T Zoology

 Mutationist - Theories were advanced by some geneticists who observed that discretely different new phenotypes can arise by a process of mutation.