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Retracts

retract

1. To draw back; to draw up or shorten; as, the cat can retract its claws; to retract a muscle.

2. Ti withdraw; to recall; to disavow; to recant; to take back; as, to retract an accusation or an assertion. I would as freely have retracted this charge of idolatry as I ever made it. (bp. Stillingfleet)

3. To take back, as a grant or favor previously bestowed; to revoke.

Synonym: To recal, withdraw, rescind, revoke, unsay, disavow, recant, abjure, disown.

Origin: F. Retracter, L. Retractare, retractatum, to handle again, reconsider, retract, fr. Retrahere, retractum, to draw back. See Retreat.

1. To draw back; to draw up; as, muscles retract after amputation.

2. To take back what has been said; to withdraw a concession or a declaration. She will, and she will not; she grants, denies, Consents, retracts, advances, and then files. (Granville)

(Science: veterinary) The pricking of a horse's foot in nailing on a shoe.


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Investigation of neurons

... Growth cones at the tip of the growing axons are specialised structures which move and sense environmental signals. The growth cone extends and retracts filopodia repeatedly which have lamellipodia between them. Chemoattractive or chemorepulsive stimuli, detected by receptors in the growth cone, ...

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by inayat
Wed Sep 10, 2008 7:53 pm
 
Forum: Molecular Biology
Topic: Investigation of neurons
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role of dna polymerase

... male. 2.The sex pilus adheres to an F- female (recipient). One donor DNA strand breaks in the middle of the inserted F+ plasmid. 3.The sex pilus retracts and a bridge forms between the two bacteria. One donor DNA strand begins to enter the recipient bacterium. The two cells break apart easily ...

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by lara
Thu Nov 17, 2005 8:11 am
 
Forum: Genetics
Topic: The role of DNA polymerase
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