Multiple Choice
During DNA replication, which enzyme initiates DNA synthesis by creating a short RNA segment (primer) that provides a free group for DNA polymerase?
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8. DNA Replication
Overview of DNA Replication
Multiple Choice
What is the primary purpose of DNA replication in cells?
A
To create genetic diversity by exchanging DNA segments between homologous chromosomes
B
To package DNA into chromosomes by wrapping it around histone proteins
C
To produce an identical copy of the genome so each daughter cell receives a complete set of genetic information during cell division
D
To translate genetic information into proteins at ribosomes
Verified step by step guidance1
Understand that DNA replication is a fundamental biological process that occurs before cell division.
Recognize that the main goal of DNA replication is to ensure that each daughter cell receives an exact copy of the genetic material from the parent cell.
Differentiate DNA replication from other processes such as genetic recombination (which creates diversity), DNA packaging (which involves histones), and translation (which produces proteins).
Recall that during DNA replication, the double helix unwinds and each strand serves as a template for synthesizing a new complementary strand, resulting in two identical DNA molecules.
Conclude that the primary purpose of DNA replication is to produce identical copies of the genome to maintain genetic continuity across generations of cells.
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