Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Cell the Unit of Life question

2005 · Q57
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Cell the Unit of Life
  5. /2005 · Q57

Cell the Unit of Life question

2005 · Q57

NEETBiologyCell the Unit of LifeMCQ+4 / −1
Centromere is required for -
  1. A
    Crossing over
  2. B
    Movement of chromosomes towards poles
  3. C
    Transcription
  4. D
    Cytoplasmic cleavage
View written solutionFree

Correct answer: B

During anaphase APC (anaphase promoting complex) develops. It degenerates proteins binding the two chromatids in the region of centromere.

As a result, the centromere of each chromosome divides. This converts the two chromatids into daughter chromosomes.

PreviousNext

More from Cell the Unit of Life

  • Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on2005 · MCQ
  • According to widely accepted "fluid mosaic model" cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the…2005 · MCQ
  • The main organelle involved in modification and routing of newly synthesized proteins to their destinations is -2005 · MCQ
  • In chloroplasts, chlorophyll is present in the :-2004 · MCQ
  • The telomeres of eukaryotic chromosomes consist of short sequences of2004 · MCQ
  • Cellular totipotency is demonstrated by :-2003 · MCQ
  • Ribosomes are produced in :2002 · MCQ
  • In fluid mosaic model of plasma membrane2002 · MCQ