Question

Genophore/bacterial genome or nucleoid is made of

A. histones and nonhistones
B. RNA and histones
C. a single double stranded DNA  
D. a single stranded DNA
Answer :   a single double stranded DNA
Solution :
The bacterial genome/nucleoid is made of single circular double stranded DNA without histone protein as it is a prokaryotic organisms. The genome contains some 100 chemical sites or loci. Each locus in E. coli contains about 40 genes.

Releted MCQ Question on
Botany >> Biological Classification

Releted Question 1

Pick up the wrong statement

A. Protista have photosynthetic and heterotrophic modes of nutrition
B. Some fungi are edible
C. Nuclear membrane is present in Monera
D. Cell wall is absent in Animalia
Releted Question 2

Five kingdom system of classification suggested by R.H. Whittaker is not based on:

A. Presence or absence of a well defined nucleus
B. Mode of reproduction
C. Mode of nutrition
D. Complexity of body organisation
Releted Question 3

In the five-kingdom system of classification, which single kingdom out of the following can include blue green algae, nitrogen-fixing bacteria and methanogenic archaebacteria?

A. Fungi
B. Plantae
C. Protista
D. Monera
Releted Question 4

In five kingdom system, the main basis of classification is

A. structure of nucleus
B. mode of nutrition
C. structure of cell wall
D. asexual reproduction

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Biological Classification


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