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23 Cards in this Set
- Front
- Back
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what does DNA pass through
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DNA passes through parent to offspring
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what is the full name of DNA
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deoxyribo-nucleic acid
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what are all body features determiend by
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proteins
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what instructions does dna provide
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dna provides instructions on how to create organisms and control its growth and development
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who discovered the dna molecule structure
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francis crick and james watson dscovered the dna molecule structure
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how many base pairs can one molecule of dna have ?
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one molecule of dna can have more than 200 million base pairs
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why is dna twisted
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dna is twisted bc the regular legth would make it difficult to fit in a cell
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one piece of dna is called??
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chromosome
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a specifc piece of dna is called a ??/
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jene
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gene
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section of dna that contains instructions for protein synthesis
sequence of bases |
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what does the order of dna bases determine?
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the order of dna bases determines which amino acids are in the protein
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genome
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full set of dna in an organism
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in prokaryotes(bateria)genetic information is in circle pieces called ???
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plasmids
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plasmids are only found in ???
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bacteria
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in eukaryotes, information is in long linear strands. instead of one long strand, dna consists of ???
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many small pieces called chromosomes
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where are chromosomes found
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in the nucleus
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humans have two copies of each piece one from ???
how many chromosomes do humans have |
our mother and one from father
46 chromosomes |
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number of chromosomes differ from ???
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species to species
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how many chromosomes?
corn fruit flies potato |
20
8 48 |
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size and chromosomes does ??? matter
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not
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largest to smallest
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genome, chromosome, gene
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what does the sequence of bases in a gene produce
usually? |
produces a functional product
usually a protein or rna molecule |
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example of pairing bases
WHAT IS THIS ex. a gene in silk moths codes for foborin (??? |
T T T C C
I I I I I A A A G G a code major component in silk |
