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39 Cards in this Set

  • Front
  • Back
What is the #1 job of protiens?
Structure
-keratin,cartilage
-microtubulin, made of tubulin
-microfilaments, made of actin
What are 5 major cell organelles made of Microfilaments and microtubules?
-cytoskeleton
-centrioles
-basal bodies
-mitotic spindle
-cilia and flagella
What are the functions of the cytoskeleton?
-compartmentalization
-gives cell shape
What is the array motif of centrioles, which by the way are found only in animals?
9+0
Where are basal bodies found?
in the cell membrane
What do basal bodies do?
anchor cilia and flagella
What is the array motif of a basal body?
9+0
What is the mitotic spindle?
asters and chromosome tracks
What kind of array motif are cilia and flagella?
9+2
Cilia or Flagella?
short 10 - 20 microns
cilia
Cilia or Flagella?
hundreds of them
cilia
Cilia or Flagella?
rythmic wave like fashion
cilia
Cilia or Flagella?
SOMETIMES used for locomotion
cilia
Cilia or Flagella?
Usually propels fluid across the surface
cilia
Cilia or Flagella?
examples inclue respitory track, auditory canal, and paramecium
cilia
Cilia or Flagella?
Long 100-200 microns
flagella
Cilia or Flagella?
only a few present
flagella
Cilia or Flagella?
whip like movement
flagella
Cilia or Flagella?
always used for locomotion
flagella
Cilia or Flagella?
examples include euglena, sperm, and many bacteria
flagella
What is the #2 job of protiens?
run metabolism using enzymes
What is the #3 job of protiens?
Membrane transport ( integral protiens) - plain rubber duckies
#4 job of protiens?
cell recognition- recognition glycoprotiens
#5 job of protiens?
cell stimulation
# of different recipes in 46 chromosomes?
25,000
How many steps of the ladder does it take to make a gene?
1200
Whats the length of each step?
.34 nm
How wide is DNA all together?
2nm
When a DNA repeats its pattern of grooves , how many steps has it been?
10
What is a pattern of grooves in DNA called?
a pitch
How many billion nucleotides are there?
6 billion
How much does a base pair weigh?
660 daltons. Correct this if it is wrong.
Who discovered the shape of DNA? 4 people?
Watson , Crick, Wilkins, Rosalyn Franklin (who died of cancer).
What is the #6 job of protiens?
Gives regulatikon receptors and activators protiens that land on DNA and up down regulate it.
What is the #7 job of protiens?
To regulate body functions
What is Vasoprosin?
an antidieuretic. a anti-pee hormone
What is the #8 job of protiens?
transport stuff through the body
What is the #9 job of protiens?
movement and contraction
What is the #10 job of protiens?
Defense