and 2 Review for Final 2026
Exam Questions and Correct
Answers | New Update
Influenza C is a viral disease which causes inflammation of the nasal
activities and lungs of cattle. Mumps is a viral disease of humans which
causes fever, muscle aches, and a swelling of the salivary glands.
Based on this info, which of the following characteristics do these
viruses share?
,I. Replication occurs inside host cell
II. Viruses divide via binary fission
III. The virus attaches to specific receptors on host cells
IV. Both contain organelles - ANSWER ✔✔I and III
Correctly sequence vial reproduction
I. Genome enters host cell
II. New viruses are assembled
III. Virus binds to host cell
IV. Host replicates viral genome
V. Viruses exit host cell - ANSWER ✔✔III->I->IV->II->V
CC the lytic and lysogenic cycles. Which of the following occurs in both?
a. formation of a prophage
b. synthesis of phage DNA
c. self-assembly of phages
d. integration into bacterial chromosome - ANSWER ✔✔b
Identify which of the following is a reason why viruses are NOT on the
tree of life:
,a. do not have genetic material
b. cannot reproduce on their own
c. do not have a nucleus
d. cannot invade all cells - ANSWER ✔✔b
Identify which of the following is TRUE for all cells
a. enter host cell via endocytosis
b. surrounded by an envelope
c. replicate inside host cells
d. contain DNA and RNA - ANSWER ✔✔c
Identify the statement which correctly describes evolution
a. genetic changes over generations within a population
b. decreases the number of individuals within a species by eliminating
alleles
c. results from evolutionary adaptations within individuals
d. occurs only by natural selection - ANSWER ✔✔a
Which of the following is a process of genetic recombination that
involves the direct uptake of foreign DNA from a prokaryotic cell's
surroundings
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3
, a. transcription
b. transduction
c. conjugation
d. transformation - ANSWER ✔✔d
which of the following materials is the primary component of gram-
positive bacterial cell walls
a. peptidoglycan
b. chitin
c. protein
d. cellulose - ANSWER ✔✔a
A type of prokaryote lives in a variety of habitats including the soil. They
use anaerobic respiration to produce methane from CO2 and H. These
organisms are:
a. obligate aerobes
b. facultative anaerobes
c. found in habitats lacking oxygen
d. capable only of fermentation - ANSWER ✔✔c