Answer these questions based on what you learned from the lesson.

are single-celled organisms with no nucleus.

the kingdom
is relatively small.

eubacteria are classified by
.

are round bacterial cells.

are rod-shaped bacterial cells.

are spiral-shaped bacterial cells.

Bacteria are single-celled organisms with no nucleus. Making them the simplest form of life.

The eubacteria make up the Monera kingdom and archaebacteria make up the archaeal kingdom.

Eubacteria compose one of the three main domains of life. The other two being archaea and eukarya. They are classified within their own kingdom due to their chemical composition.
.

Cocci (plural) or coccus (singular) are round bacterial cells.

bacilli (plural) or Bacillus (singular) are rod-shaped or elongated bacterial cells.

There are two types of spiral-shaped bacterial cells. Those that are rigid are called spirilla and then ones that are flexible are called spirochetes.

The infrared (ir) and the ultraviolet(uv) represent the two extremities of the visible spectrum (400-700nm). while ir represents electromagnetic radiation with wavelengths longer than those of visible light, uv represents wavelengths shorter than visible light