Practice Questions

TLS Online TPP Program

#Question id: 4723

The most common cause of the pleiotropic effect of gene is due to

#Section 2: Evolution

The same product of the given gene being involved in different metabolic pathways
The gene making very different products in different cell types
The DNA sequence of the gene getting changed in cell specific manner
The gene not functioning in some cells

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TLS Online TPP Program

#Question id: 11054

#Section 2: Evolution

In red grouse populations on the grasslands, many males do not acquire territories. Which of the following is least likely to be a valid hypothesis about these male grouse?

TLS Online TPP Program

#Question id: 11778

#Section 1: Ecology

Asexually-produced offspring, descended from the same parent and bearing the same genotype, constitute a

TLS Online TPP Program

#Question id: 9277

#Section 5: Applied Ecology & Evolution

The light energy absorbed by the carotenoids is transferred to chlorophyll for photosynthesis; because of this role they are called

TLS Online TPP Program

#Question id: 4947

#Section 2: Evolution

The first genes on Earth were probably