What Do the Bacteria That Cause Botulism, Tetanus, and Diphtheria

question 4

Multiple Choice

What do the bacteria that cause botulism, tetanus, and diphtheria have in common?

• A)Each of these diseases is caused by an endospore-forming bacterial species.
• B)Each of these diseases is caused by obligately anaerobic bacteria.
• C)Vaccines are widely used to prevent each of these diseases.
• D)Each of these bacteria make an exotoxin that is responsible for the disease.

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Definitions:

Secondary Sex Characteristics

are features that distinguish the two sexes of a species, but are not directly involved in reproduction, such as body hair or voice pitch.

Gonad

A reproductive gland that produces gametes (sperm in males and eggs in females) and sex hormones, such as testes in males and ovaries in females.

Chromosomes

Chromosomes are long strands of DNA and proteins found in the nucleus of most living cells, carrying genetic information in the form of genes.

Sperm

Male reproductive cells or gametes in sexually reproducing organisms, containing genetic information to fertilize the female ovum.