Polyandrous

In polyandrous mating systems, one female mates with many males.

Honeybees are polyandrous because the queen often mates with multiple males.

TLS Online TPP Program

#Id: 8882

#XL - T Zoology

The Aurora kinase family members Aurora A and Aurora B play key roles in mitotic spindle formation and in ensuring that chromosomes attach correctly to the mitotic spindle so that they are segregated accurately during mitosis.

TLS Online TPP Program

#Id: 9546

#XL - T Zoology

In the most famous example of Lamarck’s theory, giraffes must have stretched their necks to reach foliage above them, and so their necks were lengthened

The longer necks were inherited, and over the course of generations, this process was repeated, and their necks got longer and longer. 

TLS Online TPP Program

#Id: 7850

#XL - T Zoology

The 6-membered cyclic form of sugars is usually called the “pyranose” form in reference to the cyclic ether pyran.

TLS Online TPP Program

#Id: 10605

#XL - R Botany

III. Vascular plants  (pteridophyta)

EVOLUTION OF LEAVES

spore-bearing leaves called sporophylls

In terms of size and complexity, leaves can be classified as either microphylls or megaphylls

TLS Online TPP Program

#Id: 4687

#XL - T Zoology

Cooperation and selfishness both benefit the donor and therefore should be favoured by natural selection.