Two plant species live in the same biome but on different continents. Although the two species are not at all closely related, they may appear quite similar as a result of ________.

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#Question id: 28815

#Unit 2. Cellular Organization

In which case the myosin head is firmly attached to the actin filament?

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#Question id: 28816

#Unit 2. Cellular Organization

In which case the myosin head releases from the actin filament?

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#Question id: 28817

#Unit 2. Cellular Organization

Smooth muscle cells and nonmuscle cells contraction is regulated by several given hormones except?

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#Question id: 28818

#Unit 2. Cellular Organization

Which of the following condition is involve to unfolds the myosin II, active and can assemble into bipolar filaments for contraction?

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#Question id: 28819

#Unit 2. Cellular Organization

Which of the following condition is involve to causing muscle relaxation?

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#Question id: 28820

#Unit 2. Cellular Organization

Within each skeletal muscle cell are many myofibrils consisting of a repeating array of a specialized structure is called____