BSC 114-Exam 4 Prac ce Ques ons And Verified
Answers Latest 2025.
Why are viruses referred to as obligate parasites? - Answer They cannot reproduce outside of a
host cell.
They ly c cycle of bacteriophage infec on ends with the___. - Answer rupture of the bacterium
As a result of the ly ce cyle, ___. - Answer the host cell's DNA is destroyed
The gene c material of HIV consists of ___. - Answer single-stranded RNA
What is the func on of reverse transcriptase? - Answer It catalyzes the forma on of DNA from
an RNA template.
What is the source of a viral envelope? - Answer hose cell membrane
Double-stranded viral DNA is incorporated into a host cell as a ___. - Answer provirus
Which of the following is a characteris c of the ly c cycle? - Answer A large number of phages is
released at a me.
The unpaired nucleo des produced by the ac on of restric on enzymes are referred to as ___. -
Answer s cky ends
What is the enzyma c func on of restric on enzymes? - Answer to cleave nucleic acids at
specific sites
Answers Latest 2025.
Why are viruses referred to as obligate parasites? - Answer They cannot reproduce outside of a
host cell.
They ly c cycle of bacteriophage infec on ends with the___. - Answer rupture of the bacterium
As a result of the ly ce cyle, ___. - Answer the host cell's DNA is destroyed
The gene c material of HIV consists of ___. - Answer single-stranded RNA
What is the func on of reverse transcriptase? - Answer It catalyzes the forma on of DNA from
an RNA template.
What is the source of a viral envelope? - Answer hose cell membrane
Double-stranded viral DNA is incorporated into a host cell as a ___. - Answer provirus
Which of the following is a characteris c of the ly c cycle? - Answer A large number of phages is
released at a me.
The unpaired nucleo des produced by the ac on of restric on enzymes are referred to as ___. -
Answer s cky ends
What is the enzyma c func on of restric on enzymes? - Answer to cleave nucleic acids at
specific sites
