EASY
Earn 100

Is circular DNA and single chromosome part of genomic DNA?

Important Questions on Cell : The Unit of Life

EASY
Which one of the following is not an inclusion body found in prokaryotes?
MEDIUM

Choose the correct statements
i. Ribosomes are found in Cytoplasm, Chloroplasts, Mitochondria and on rough ER
ii. Mesosomes in bacteria are not the sites of DNA replication
iii. Algae cell wall made of cellulose, galactans, mannan and calcium carbonate
iv. Mitochondria, chloroplast and peroxisomes are the part of Endomembrane System

The correct answer is

MEDIUM
If the flagellum is provided with two or more rows of lateral appendages and the axoneme ends in a terminal naked filament, then it belongs to this type
EASY
Which of the following statements about inclusion bodies in incorrect?
EASY

Plasmids have the following characters.

i) They contain fewer genes than the bacterial chromosome.

ii) They have single stranded DNA

iii) They can be used as vectors

iv) They contain linear form of DNA

v) Plasmids confer protection to drugs

The correct combination is

EASY
Which of the following components provides sticky character to the bacterial cell?
EASY
Which of the following is not a feature of the plasmids?
MEDIUM
In prokaryotes, the mitochondria are absent. Even then Krebs cycle takes place. What is the site of Krebs cycle in bacteria?
HARD
Match the following column I and II for organismic respiration.
 
Column – I Column - II
A. Respiration in bacteria 1. Mitochondria
B. Respiration in cyanobacteria 2. Cytoplasmic
C. Respiration in eukaryotic cell 3. Mesosomes
MEDIUM
Genes which confer antibiotic resistance on bacteria are located on
MEDIUM
Now a days which of the following are known as "magic circles"
EASY
The channels found in cells of the gram-negative bacteria that aid in transport of hydrophillic substances are: