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3A DNA and Genes

QuestionAnswer
What is the information in DNA used for? To build the machinery that sells need to survive and function
Describe the shape of DNA double helix Like a twisted ladder
Name the four bases found in DNA nucleotides Adenine Thymine Guanine Cytosine
How do the bases pair up within the DNA molecule? Adenine pairs with thymine Cytosine pairs with guanine
A section of DNA that codes for one kind of protein Gene
The process that cells used to make RNA copies of a gene Transcription
Where does transcription take place? The nucleus
What does transcription produce? mRNA
The process of converting the DNA code into a protein Translation
Where does translation take place? Cytoplasm
What does translation produce? Protein
Describe two ways that an mRNA molecule is different from a DNA molecule DNA is double-stranded and RNA is a single strand. mRNA contains uracil and DNA thymine
A group of three nucleotides that codes for an amino acid Codon
How does TRNA recognize where to place its amino acid in a protein being built? The anticodon on tRNA has a matching codon on the mRNA molecule
The process of growth and reproduction Cell cycle
The portion of the cell cycle during which the sale grows and carries out its normal function Interphase
What is replication? DNA copying process
What is native for growth to replace dead cells? Mitosis
What are the four phases of mitosis? Prophase Metaphase Anaphase Telophase
What is the final stage of the cell cycle? Cytokinesis
Created by: SCool Crew
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