NET Life Sciences June 2018 Model Question Paper

Which of the following statement is NOT correct regarding the genetic code?

In prokaryotes there is single multifunctional fatty acyl synthase sufficient for complete fatty acid synthesis whereas in eukaryotes there are many different enzymes involved in the fatty acid synthesis. The probable explanation for this difference is:

Vitamin B complex is an essential vitamin for humans because:

In submerged roots of mangrove plants the recycling of NAD⁺ is carried out by:

The electron acceptor in the anaerobic conditions in prokaryotes is:

The biggest disadvantage of sexual reproduction against the asexual reproduction is:

In the test cross, the F1 progeny is crossed with:

Polytene chromosome is formed due to:

A bacterial operon contains three structural genes A, B and C in the same order. If polar mutation occurs in gene B, then the effect in protein would be observed in:

Among the following, which is a sex-linked disorder:

Among the following which statement is NOT correct for X-linked recessive disorder?

c-Value measures

The most ancient mode of energy generating metabolic reaction is

Chemolithotrophs obtain their carbon from CO2 and energy from:

Carrying capacity of a forest is 20 tones which increases 10 % of its biomass annually. For sustainable forestry how much trees can be harvested for timber so that it has minimum effect on forest and can be harvested annually: