bacteria and virus vocabulary Flashcards Preview

Natural Selection > bacteria and virus vocabulary > Flashcards

Flashcards in bacteria and virus vocabulary Deck (12):
1

a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles. Prokaryotes include the bacteria and cyanobacteria.

Prokaryote

2

a rod-shaped bacterium.

Bacilli

3

any spherical or roughly spherical bacterium.

Cocci

4

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

Spirilla

5

This process occurs in some single-celled Eukaryotes like Amoeba and Paramecium.

Binary Fission

6

a resistant asexual spore that develops inside some bacteria cells.

Endospore

7

the chemical processes by which atmospheric nitrogen is assimilated into organic compounds, especially by certain microorganisms as part of the nitrogen cycle.

Nitrogen fixation

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.

Bioremediation

9

a medicine (such as penicillin or its derivatives) that inhibits the growth of or destroys microorganisms.

Antibiotic

10

Pathogenic is a medical term that describes viruses, bacteria, and other types of germs that can cause some kind of disease.

Pathogenic bacteria

11

an infective agent that typically consists of a nucleic acid molecule in a protein coat, is too small to be seen by light microscopy, and is able to multiply only within the living cells of a host.

Virus

12

a person who receives or entertains other people as guests.

Host