disease and virus

Question 1

Prokaryote

Answer 1

A prokaryote is a unicellular organism that lacks a membrane-bound nucleus, mitochondria, or any other membrane-bound organelle.

Question 2

Bacilli

Answer 2

A bacillus or bacilliform bacterium is a rod-shaped bacterium.

Question 3

Cocci

Answer 3

A coccus is any bacterium that has a spherical, ovoid, or generally round shape. It is one of the three distinct bacterial shapes, the other two being bacillus and spiral-shaped cells

Question 4

Spirilla

Answer 4

a bacterium with a rigid spiral structure, found in stagnant water and sometimes causing disease.

Question 5

Binary Fission

Answer 5

is a kind of asexual reproduction. It is the most common form of reproduction in prokaryotes such as bacteria.

Question 6

Endospore

Answer 6

An endospore is a dormant, tough, non-reproductive structure produced by a small number of bacteria from the Firmicute family. The primary function of most endospores is to ensure the survival of a bacterium through periods of environmental stress.

Question 7

Nitrogen fixation

Answer 7

Nitrogen fixation is a process by which nitrogen in the Earth’s atmosphere is converted into ammonia or other molecules available to living organisms.

Question 8

Bioremediation

Answer 8

the use of either naturally occurring or deliberately introduced microorganisms or other forms of life to consume and break down environmental pollutants, in order to clean up a polluted site.

Question 9

Antibiotic

Answer 9

Antibiotics, also called antibacterials, are a type of antimicrobial drug used in the treatment and prevention of bacterial infections.

Question 10

Pathogenic bacteria

Answer 10

Pathogenic bacteria are bacteria that can cause disease.

Question 11

Virus

Answer 11

A virus is a biological agent that reproduces inside the cells of living hosts.

Question 12

Host

Answer 12

an animal or plant on or in which a parasite or commensal organism lives