REPL FINAL PAPER 2026 CASA EXAM QUESTIONS WITH ANSWERS FULLY SOLVED PREMIUM QUALITY

REPL FINAL PAPER 2026 CASA EXAM
QUESTIONS WITH ANSWERS FULLY SOLVED
PREMIUM QUALITY

◉ DNA. Answer: the genetic information of an organism


◉ Nucleotide. Answer: A single unit of DNA made up of a sugar,
phosphate, and nitrogen base.


◉ Double Helix. Answer: What is the shape of DNA? (twisted ladder)


◉ A, T, C, G. Answer: What are the four nitrogen bases of DNA?


◉ Thymine (T). Answer: Adenine (A) pairs with ____?


◉ Cytosine (C). Answer: Guanine (G) pairs with _____?


◉ A&T, C&G. Answer: What are the complementary base pairs in
DNA?


◉ DNA Replication. Answer: The process where a copy of DNA is
made.

, ◉ Semi-conservative Replication. Answer: A type of DNA replication
where DNA divides down the middle and two identical copies are
made, each with one new and one old strand of DNA.


◉ Helicase. Answer: the enzyme that unwinds the DNA double helix
during replication


◉ DNA polymerase. Answer: an enzyme that adds the
complementary base pairs to each side of the DNA molecule.


◉ Nucleus. Answer: Where does the process of DNA replication
occur in the cell


◉ Transcription. Answer: The process where a temporary message
is made from DNA.


◉ RNA. Answer: A nucleic acid like DNA but not as stable. It is used
for many jobs related to DNA.


◉ mRNA. Answer: A form of RNA that is used to carry messages
from DNA to the rest of the cell.