Which of the Following Is a Difference Between Class I

question 28

Multiple Choice

Which of the following is a difference between Class I and Class II major histocompatibility complex (MHC) proteins?

• A)Class I MHC proteins can be found on most cell types and signals that this cell has been compromised,while Class II proteins are found on cells of the immune system and are designed to activate immune responses.
• B)Class I MHC proteins are added to antigens in the cytoplasm,while Class II proteins are added to antigens in the Golgi apparatus.
• C)Class I MHC proteins signal the immune system to activate the cell displaying the message,while Class II proteins signal the immune system to destroy a particular cell.
• D)Class I and Class II MHC proteins have the same basic role,but individuals with particularly strong immune systems will have both types while most individuals have just one or the other.

Recognize the various sources and types of electrical noise interference in PLC systems.

Comprehend the protection methods against voltage spikes and leakage current in PLC systems.

Understand the implications of electromagnetic interference (EMI) on PLC operations.

Know the procedures to minimize or eliminate ground loop circuits and their effects.

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