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Chromosome
Structure in the nucleus made of DNA that carries genetic information

Gene
Segment of DNA that codes for a specific protein or trait

DNA (deoxyribonucleic acid)
Molecule that stores genetic instructions

RNA (ribonucleic acid)
Molecule that carries genetic instructions from DNA

DNA structure
Double-stranded molecule

DNA bases
Adenine, Thymine, Cytosine, Guanine (A, T, C, G)

RNA structure
Single-stranded molecule

RNA bases
Adenine, Uracil, Cytosine, Guanine (A, U, C, G)

Central dogma of biology
DNA → RNA → Protein

Order of protein synthesis
DNA → mRNA → Protein

Transcription
Process of copying DNA into mRNA

Location of transcription
Nucleus

Product of transcription
mRNA

Base pairing in transcription
A-U, T-A, C-G, G-C

Translation
Process of building a protein from mRNA

Location of translation
Ribosome

Codon
Three-base sequence on mRNA

Protein
Molecule made of amino acids that performs cell functions

Amino acids
Building blocks of proteins

Protein function depends on
Shape and structure

DNA change (mutation)
Can change protein structure

Change in protein
Can change a trait

Function of DNA
Stores genetic instructions

Function of RNA
Carries instructions

Function of ribosomes
Build proteins

End product of gene expression
Protein

Genetic material summary
DNA is transcribed into RNA and translated into proteins that determine traits

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