Answer:
DNA replication is the process by which DNA makes a copy of itself during cell division. The first step in DNA replication is too 'unzip' the double helix structure of the DNA? molecule.
Explanation:
Influenza (also known as flu) is a contagious respiratory illness caused by flu viruses. It can cause mild to severe illness, and at times can lead to death. Flu is different from a cold. Flu usually comes on suddenly.
Answer:
<h2> 3-2-1</h2>
Explanation:
PCR is the process of DNA duplication in vitro. We can make millions of copies of DNA in a very short period.
PCR completed in three steps; as in question these are
Step 1: Denaturation; Heat separation of strands of target DNA.
Step 2: Annealing; as complementary base pairing between primers and target DNA.
Step 3: Extension; Addition of DNA nucleotides by Taq DNA polymerase.
