Question # 1

Head of T4 bacteriophage contain

Choose an answer

Single stranded DNA

Double stranded DNA

Single stranded RNA

Both RNA and DNA

The best known phages are T phages that infect

Choose an answer

Pseudomonas

Mycoplasma

Escherichia Coli

Salmonella

An isolated virus is not considered living, since it

Choose an answer

Separates into two inert parts

Cannot metabolize

Rapidly loses its genome

It coated with an air tight shield

In life cycle of bacteriophage, ______ occurs followed by_______.

Choose an answer

Assembly. Penetration

Multiplication, landing

Tail contractio, Penetration

Penetration, Assembly

Which type of hepatitis is called serum hepatitis

Choose an answer

Hepatitis A

Hepatitis B

Hepatitis C

Hepatitis D

Virus without envelope is

Choose an answer

HIV

Hepatitis B

Polio virus

Hepatatis C

Major cells infected by HIV are

Choose an answer

Monocytes

B lymphocytes

T lymphocytes

RBC

The particles which do not contain any nucleic acid are

Choose an answer

Viruses

Prions

Viroids

All

Viruses reproduce through a process

Choose an answer

Binary fission

Replication

Both a and b

Transformation

Retroviruses cause tumors in

Choose an answer

Rodents

Fowls

Cats

All

Provirus is

Choose an answer

Genome of bacteriophage

Genome of HIV uncoiled in Host cell

Genome of HIV incorporated in Host genome

Genome of a host

More Classes

Other Links

MDCAT Biology Chapter 12 Support & Movement Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer