The DNA polymerase monitors the ability of the incoming nucleotide to form an A:T or G:C base pair, rather than detecting the exact nucleotide that enters the active site in a DNA polymerase with significantly reduced discrimination

between dNTPs and rNTPs.

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#Id: 5688

#Unit 7. System Physiology – Animal

Oxytocin and vasopressin are typical neural hormones, that is, hormones secreted into the circulation by nerve cells

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#Id: 2483

#Unit 13. Methods in Biology

The polymerization of acrylamide is an example of free-radical catalysis and is initiated by the addition of ammonium persulfate and the base N,N,N′,N′-tetramethylenediamine ( TEMED

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#Id: 1765

#Unit 4. Cell Communication and Cell Signaling

The possibility of damage from self-reactive lymphocytes is further limited by the life span of activated lymphocytes, which is regulated by programs that induce cell death (apoptosis).

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#Id: 6254

#Unit 8. Inheritance Biology

Complementation test 

Determining whether two mutations associated with a specific phenotype represent two different forms of the same gene (alleles) or are variations of two different genes.

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#Id: 8788

#Unit 10. Ecological Principles

Species in a community are found together because they depended on each other or simply because they have similar habitat needs.