SEX-CHROMOSOME ANEUPLOIDIES 

The most common aneuploidies seen in living humans.

Aneuploidy of the human sex chromosomes is better tolerated than aneuploidy of autosomes.

AUTOSOMAL ANEUPLOIDIES

There is no mechanism of dosage compensation for autosomes.

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#Unit 3. Fundamental Processes

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#Id: 3289

#Unit 3. Fundamental Processes

n BER,  An AP endonuclease cleaves the phosphodiester backbone near the AP site

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#Unit 8. Inheritance Biology

A lod score of 3 or higher is usually considered convincing evidence for linkage.

A lod score of -2 or lower is usually considered convincing evidence for independent assortment.

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#Unit 6. System Physiology – Plant

Seedlings grown in the dark display an etiolated growth pattern:

a) yellow unexpanded cotyledons

b) apical hook

c) Long hypocotyl

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#Id: 1732

#Unit 4. Cell Communication and Cell Signaling

The early response occurs within minutes of allergen exposure and results from the release of histamine, leukotrienes, and prostaglandins from local mast cells.