Actin and Myosin Filaments Are Both Present in the Dense

question 34

Multiple Choice

Actin and myosin filaments are both present in the dense region called the

• A)A band.
• B)Z line.
• C)H zone.
• D)I band.
• E)M band.

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Definitions:

Sympathetic Nerve Fibers

Part of the autonomic nervous system that prepares the body for physical and mental activity by controlling the flight or fight response.

Meiosis

A type of cell division that reduces the chromosome number by half, resulting in the production of four genetically distinct gametes.

Haploid

One set of chromosomes, in contrast to diploid; characteristic of gametes.

Crossing Over

The exchange of genetic material between homologous chromosomes during meiosis, contributing to genetic diversity.