Which of These Characters Is Key to the Evolution of Complex

question 22

Multiple Choice

Which of these characters is key to the evolution of complex multicellularity?

• A)cell adhesion
• B)structures such as plasmodesmata or gap junctions for targeted signaling between cells
• C)regulation of gene expression within and between cells
• D)tissues and organs that use fluids to transport nutrients, oxygen, and molecular signals through the body
• E)No one of these is sufficient without the others; complex multicellularity reflects the evolutionary accumulation of multiple characters.

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Definitions:

African Slaves

Individuals from Africa who were forcibly taken from their homeland and sold into slavery, primarily in the Americas, where they were exploited for labor.

Slavery

A system in which people are owned by others, deprived of personal freedom and compelled to perform labor or services without compensation.

Brazil And West Indies

Refers to the distinct but interconnected historical, cultural, and economic relationships between the country of Brazil and the islands of the Caribbean, especially evident in trade, migration, and the legacy of colonialism.

Tobacco

A plant product cultivated primarily for its leaves, which are dried and processed for use in various forms, including smoking, chewing, or snuffing, often associated with health risks.