Many spirochetes are difficult to cultivate, so their classification is based on their
A) morphology AND ability to cause disease.
B) number of flagella AND morphology.
C) pattern of pili AND flexible cell wall.
D) number of chromosomes AND pattern of flagella.
E) ability to cause disease AND pattern of flagella.

Question

Many spirochetes are difficult to cultivate, so their classification is based on their
A) morphology AND ability to cause disease.
B) number of flagella AND morphology.
C) pattern of pili AND flexible cell wall.
D) number of chromosomes AND pattern of flagella.
E) ability to cause disease AND pattern of flagella.

Quizplus · Accepted Answer

Since many spirochetes are difficult to cultivate, their classification must rely on other factors. The two main factors used for their classification are their morphology, or physical characteristics, and their ability to cause disease. This allows for the differentiation between various species of spirochetes based on their impact on human health.

Many Spirochetes Are Difficult to Cultivate, So Their Classification Is