How DNA helps make you you. DNA Function Your development and survival depend on… Your development and survival depend on…  which proteins your cells.

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Presentation transcript:

How DNA helps make you you

DNA Function Your development and survival depend on… Your development and survival depend on…  which proteins your cells produce,  how many are produced, and…  when they are produced. Random chance and your life experiences determine the rest Random chance and your life experiences determine the rest

Nucleic Acids Nucleotide (nucleic acid monomer) Nucleotide (nucleic acid monomer)  (Sugar)  Monosaccharide (Sugar) Ribose or Deoxyribose Ribose or Deoxyribose  Nitrogenous Base  Phosphate Group

Nucleic Acids RNA Single- stranded RiboseUracilDNA Double- stranded DeoxyriboseThymine Adenine Guanine Cytosine

DNA Replication An identical copy is made of a DNA molecule. An identical copy is made of a DNA molecule. A C T G A T T C A G A C T G A C T A A G T C T G AT CG TA GC AT TA TA CG AT GC AT CG AADENINE G GUANINE T THYMINE C CYTOSINE GTCTATGATGAC ACTGATTCAACG

Transcription An RNA copy is made of a DNA gene. An RNA copy is made of a DNA gene. A C T G A T T C A G A C T G A C T A A G T C T G AT CG TA GC AT TA TA CG AT GC AT CG GUCUAA TORIBOSOME A ADENINE G GUANINE T THYMINE C CYTOSINE U URACIL

RIBOSOME Nucleus Translation A specific protein is made from an RNA code. A specific protein is made from an RNA code.  A tRNA molecule matches the proper amino acid to each mRNA codon UA G U CAC G CAU G tRNA U A C tRNA G C G tRNA A G U A U C METHIONINEARGININESERINE

DNA Function Review 1. What are the 3 parts of a nucleotide? 2. What are the 4 bases found in DNA? A. Which ones are complementary? B. Which base is found only in RNA? 3. Transcribe the following DNA strand: TACCTTGGATCGAAACCT 4. What sequence of amino acids would be produced from the RNA made in #3?