During Muscle Contraction, Myosin Cross Bridges Attach to Which Active

question 42

Multiple Choice

During muscle contraction, myosin cross bridges attach to which active sites?

• A) Z discs
• B) actin filaments
• C) myosin filaments
• D) thick filaments

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Definitions:

Nucleoside Reverse

likely refers to nucleoside reverse transcriptase inhibitors (NRTIs), which are medications used to treat HIV and other viruses by inhibiting the reverse transcriptase enzyme.

Non-Nucleoside Reverse

A class of antiretroviral drugs used to treat HIV by inhibiting the reverse transcriptase enzyme without mimicking nucleosides.

HIV Replication

The process by which the Human Immunodeficiency Virus duplicates its genetic material within a host's cells, spreading the infection.

Viral Protein

Proteins coded for by viral genes that are critical for the virus life cycle, including structure, replication, and evasion of host defenses.