Heterochromatic regions, silenced genes, and gene-sparse regions of chromosomes are typically localized to the.

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#Question id: 945

#Unit 1. Molecules and their Interaction Relevant to Biology

A key precursor in the synthesis of aromatic amino acids (tryptophan, tyrosine and phenylalanine) is ________.

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#Question id: 13123

#Unit 2. Cellular Organization

Match the correct one?

A- COPI                           i- vesicles transport proteins from the ER to the Golgi.

B- COPII                          ii- vesicles mainly transport proteins in the retrograde direction between Golgi cisternae and from the cis -Golgi back to the ER.

C- Clathrin                      iii- vesicles transport proteins from the plasma membrane (cell  surface) and the trans-Golgi network to late endosomes.

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#Question id: 18001

#Unit 9. Diversity of Life Forms

Where in an angiosperm would you find a megasporangium? 

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#Question id: 23171

#Unit 13. Methods in Biology

Using fluorescently labeled epitope tags in microscopy actually give advantage to visualize

TLS Online TPP Program

#Question id: 23847

#Unit 2. Cellular Organization

Which group of external signals regulated by Smooth muscle cells and non-muscle cells?