Number of Barr bodies zero in human cells with different complements of sex chromosomes such as XO (loss of one sex chromosome) causes Turner Syndrome.

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#Id: 7958

#Unit 2. Cellular Organization

The efficient formation of disulfide bonds in the lumen of the ER depends on the enzyme protein disulfide isomerase (PDI), which is present in all eukaryotic cells

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#Id: 1816

#Unit 10. Ecological Principles

r, is affected by organismal size and generation time.

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#Id: 5415

#Unit 7. System Physiology – Animal

Fibrous astrocytes, contain many intermediate filaments are found primarily in white matter.Protoplasmic astrocytes are found in gray matter and have a granular cytoplasm.

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#Id: 3134

#Unit 3. Fundamental Processes

The ability of a plasmid relying upon oriC to replicate in dam- E. coli depends on its state  of methylation.

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#Id: 1591

#Unit 5. Developmental Biology

Hensen’s node (Primitive Knot)