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Chapter 8

QuestionAnswer
Among the microorganisms, various genomes can include _________. Chromosomes, Plasmids, Mitochondria DNA, Chloroplast DNA
The _________ is all of the genetic material of a cell. genome
Each _________ is a specific segment of the DNA with the code for production of one functional product. gene
The expression of genetic traits is the _________. phenotype
All of the following pertain to nitrogenous bases except _________. guanine pairs with uracil
Each nucleotide is composed of _________. one phosphate, one nitrogenous base, and one sugar
Base pairs in DNA are held together by _________. hydrogen
The duplication of a cell's DNA is called _________. replication
During replication, each parent DNA strand serves as a _________ for synthesis of new DNA strands. template
Semiconservative replication refers to _________. an original parent DNA strand and one newly synthesized DNA strand comprising a new DNA molecule
The enzymes that can proofread replicating DNA, detect incorrect bases, excise them, and correctly replace them are _________. DNA polymerases
The site where the old DNA strands separate and new DNA strands will be synthesized is called the _________. replication fork
Helicase _________. unzips DNA
A permanent, inheritable change in the genetic information is called _________. mutation
For DNA replication, a primer of _________ is needed at the origin of nucleotide addition. RNA
Three consecutive bases in the DNA of a gene represent the code for one _________. amino acid
A three base sequence on mRNA is called a/an _________. codon
The RNA molecules that carry amino acids to the ribosomes during protein synthesis are called _________. transfer RNA
Which molecule is synthesized as a copy of a gene on the DNA template strand? Messenger RNA
The nontranscribed region of DNA to which RNA polymerase binds to initiate transcription is called the _________. promoter
Created by: A00601845
 

 



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