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13 Cards in this Set

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Human genome-
how many chroms?

how many base pairs?

how many genes?
23 chroms/ haploid

3 billion base pairs

20,000-25,000 genes
DNA-
backbone?

bases?
phosphate

sugar (deoxyribose)

adenine
thymine
guanine
cytosine
base pairing-
what kind?

what's paired with what?

_______genome?

how many base pairs?
complementary pairing

adenine w/ thymine
guanine w/ cytosine

human genome

3 billion base pairs
Watson and Crick-

what did they discover?

noble prize/when?

what and what do what?
discovered the struc. of DNA
1953

Noble Prize

Double helix and base pairing
facilitate accurate DNA replication
DNA Sequences-
genetic code?

__bases( )=?

how many codes for ?

3 parts for coding?
triplet code

3 bases/ codon/ amino acid

64 codes=20 amino acids

redundancy
start codon
stop codon
Gene-
unit of what?

_______of______ that encodes?

what is a genome?
unit of inheritance

segment of DNA that encodes a protein

total complement of genes in an organism or cell
Gene to Protein-
process?

what does a gene create?

what happens at w/ mRNA?

what does it enable?

what is translation?

What is this process called, what does it do?
Gene creates DNA=transcription
messanger RNA to read to put together
-build protein w/ RNA
-translation
=protein

creates DNA

translation

read to put together
to build protein w/ RNA

makes protein

Protein Synthesis-DNA to proteins
Mutation-
what is it?

what is involved?

what changes?
different versions of the same gene

alleles

change in DNA sequence
change in amino acid sequences
Commonality of Life-
what is the same?

what for DNA?

how many amindo acids?

same what codes?

same what processes?

similar what, and what di they serve as?
building blocks

ATGC

20 amino acids

same genetic codes

same biosynthetic processes

similar enzymes
catalysts for biological reactions
Cells as basic units of life-
outer shell?

what is one of the main components, purpose?

what kind of machinery?

what is the energy source?
cell membrane

nucleic acid
-information storage
-relay info

protein synthesis machinery

ATP as energy source
Influenza-
where? what time period?

how many dead?

_______flu?

Components?
Spanish flu
1918-1919 (World War I)

50 million

Avian flu/ H5N1

nucleic acid (RNA)
viral coat
proteins
viral infection-
what occurs? by what?

what can direct what?
viral nucleic acids can be replicated
by human DNA synthetic mechanism

viral genes
direct synthesis of viral proteins in infected cells
genetic engineering-
what occurred in 1973?

1978?

1987?
insert african clawed frog gene into E. Coli

FIRST HUMAN PROTEIN
-genetically engineered human insulin

genetically engineered tomato