Unit 1 Exam - Quiz
Please choose the statement that is incorrect about fungi to test your understanding of their importance in ecology, agriculture, commerce, and medicine.
Fungi are only detrimental to the food industry.
All of the following are prion diseases, except
Hemorrhagic fever
Which of the following is a sexually transmitted disease?
Trichomoniasis
Which step is present in bacteriophage multiplication but not in multiplication of an animal virus?
Viral genetic material is injected into the host cell.
What are characteristics of a narrow host range?
a virus only binds to a specific protein on a single tissue type
Tissue nematodes complete their life cycle in the__________, lymphatics, or skin.
blood
Round bacterial cells growing in irregular clusters would be best described as:
Staphylococci
In the domain Eukarya you will find these characteristics or abilities: (select all that apply)
can reproduce both sexually and asexually can be single-cell have cell walls
The Symptoms that Occur in Cyclic 48- to 72-Hour Episodes in a Malaria Patient are
chills, fever, and sweating.
The provirus state exists when
double-stranded viral DNA is integrated into host cell chromosome.
During the life cycle of a parasitic helminth, development of larvae occurs in the __________ host, while mating between adults occurs in the __________ host.
intermediate, definitive
Other than maintaining the shape of the cell, what is the primary function of the cell wall, and which component contributes most to this function?
maintaining strength; peptidoglycan
Bacterial species are defined in a fundamentally different way than mammalian species are. This is because
mammals reproduce sexually while bacteria reproduce asexually.
Choose the answer that fills in the blanks of this sentence in the correct order. Of the microscopic fungi, __________ are filamentous fungi made of long thread-like cells called hyphae while __________ are round or oval-shaped
molds; yeast
Bacteria with flagella dispersed the surface of the cell is described as:
peritrichous
Transmission of the Pathogen of Leishmaniasis is by the
phlebotomine (sand) fly.
Diseases transmitted by vectors include
trypanosomiasis and leishmaniasis.
What is the nucleocapsid made of? (select all)
viral genome capsid proteins
Choose the answer that fills in the blanks of this sentence in correct order. The cell __________ is found in fungi and algae to provide structure and support while the cell __________ is found in all eukaryotic cells, is composed of phospholipids, proteins and sterols, and separates the internal cell components from the external environment.
wall; membrane
Lipopolysaccharide is an important cell wall component of gram negative bacteria that is ____________ (select all that apply).
when released is toxic during infections is also known as an endotoxin on the outer layer