The C5b component is extremely labile, is not covalently bound to the membrane like C3b and C4b, and is rapidly inactivated unless it is stabilized by the binding of C6.

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#Id: 3593

#Unit 3. Fundamental Processes

The side chains of amino acids have little or no specific affinity for the purine and pyrimidine bases found in RNA.

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#Id: 10263

#Unit 6. System Physiology – Plant

ABRE PyACGTGGC & coupling element (CE) is a major cis‐acting element in ABA responsive gene expression. 

The basic leucine zipper (bZIP) transcription factors AREB and ABF can bind to the ABRE cisacting element to activate ABA‐dependent gene expression

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#Id: 4978

#Unit 6. System Physiology – Plant

Comparison between the very-low-fluence (VLFR), low-fluence (LFR), and high-irradiance responses (HIR)

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#Id: 8969

#Unit 11. Evolution and Behavior

The amount of genetic variation by examining phenotypic variation was difficult because many traits, a complex interaction of many genes and environmental factors determines the phenotype

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#Id: 1481

#Unit 4. Cell Communication and Cell Signaling

Let-7 miRNAs down-regulate the translation of Ras. Thus in the absence of the miRNAs, Ras is constitutively overproduced, contributing to tumorigenesis.