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  1. R

    bio p1

    wo thats really a hit man!!!!! thanks a lot
  2. R

    bio p1

    well can u make me understand why the answer to this question is "B"
  3. R

    bio p1

    OH I GOT THE ANSWER DUDE, THE ANS IS "B" COZ BOTH LYSOSOMES AND VACUOLES DOES NOT CARRY OUT TRANSCRIPTION AND BOTH CONTAINS ENZYMES, ALSO BOTH DOES NOT CONTAINS RIBOSOMES. THUS THE ANS IS "B"
  4. R

    bio p1

    hey guys check this out ,,,,,how come the answer is B??? i thought RER contains ribosome...but this shit says correct statement is 1 & 4???? :Search: btw the question is of o/n 10 paper 11
  5. R

    Urgent Help For Biology Plz Help Me!!!!

    Effect of temperature on enzymes: at low temperature the reaction takes place very slowly, substrate molecule wont often collide with active site of enzyme and so binding between substrate and enzyme is rarest at low temperature. as temperature rises, enzyme and substrate molecule move faster...
  6. R

    AS biology

    this slide show can help understand tissue fluid and lymph, have a look at this,,,http://www.xtremepapers.me/forums/download/file.php?mode=view&id=2756
  7. R

    AS biology

    the exchange mechanism across the capillaries,,,http://www.xtremepapers.me/forums/download/file.php?mode=view&id=2755
  8. R

    AS biology

    Blood plasma is the liquid component of blood, in which the blood cells are suspended. Plasma is the largest single component of blood, making up about 55% of total blood volume. . Blood plasma contains many vital proteins including fibrinogen, globulins and human serum albumin. tissue fluid is...
  9. R

    AS biology

    structure of mammalian heart: made of cardiac muscle which is formed from interconnecting cells, whose plasma membrane are closely joined together. it allows waves of electrical excitation to pass easily between them. have four chambers,, separated in two sides by a muscle called "septum"...
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