Complement receptor such as CR1, CR2, CR3 and CR4. They perform similar function such as phagocytosis except CR2, It is responsible for B-cell activation.

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#Id: 6690

#Unit 3. Fundamental Processes

 The SL RNA provides an exon that is connected to the first exon of an mRNA by trans-splicing. The reaction involves the same interactions as nuclear cis splicing but generates a Y-shaped RNA instead of a lariat.

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#Id: 6764

#Unit 3. Fundamental Processes

The rate of mRNA deadenylation varies inversely with the frequency of translation initiation for an mRNA:  the higher the frequency of initiation, the slower the rate of deadenylation.

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#Id: 9395

#Unit 11. Evolution and Behavior

Associative learning – Animal learn the relationship between two events

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#Id: 8016

#Unit 10. Ecological Principles

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#Id: 10492

#Unit 4. Cell Communication and Cell Signaling

Granzymes are serine proteases and cleave and activate

apoptotic molecules within the target cells, causing programmed cell death.