Which of the following viruses is considered a childhood disease, and is known to cause "three-day measles"?
A. rubella
B. roseola
C. echovirus
D. coxsackie A virus
E. rhinovirus
Answer: A
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Gibbons and orangutans are from Asia. Gorillas and chimpanzees are from Africa. How was Charles Darwin able to predict that humans evolved in Africa?
A. He understood that humans and Great Apes were closely related. B. He understood that humans and gorillas are more closely related than humans and orangutans based on anatomical criteria. C. He understood that humans and orangutans are more closely related than humans and gorillas based on anatomical criteria.
Swarmer cells are
A. formed by Myxobacteria. B. formed by sheathed bacteria. C. also known as coliforms. D. part of the green nonsulfur bacteria.
Which substance, such as aspergillus that causes deep fungal infections, belong to?
A. Pathogenic microbes
B. Bacterial microbes
C. Viral Microbes
D. opportunistic Microbes
Blood pressure receptors are located in the ____
a. heart b. carotid arteries c. vena cava d. pulmonary arteries e. entire systemic system