Loading of Most Carbohydrates Produced by Photosynthesis into Companion Cells

question 25

Multiple Choice

Loading of most carbohydrates produced by photosynthesis into companion cells at a source occurs by ____.

• A) osmosis
• B) proton pumping
• C) suction from unloading at a sink
• D) active transport
• E) diffusion of water from the xylem

Understand factors contributing to species extinction.

Recognize the impact of human activities on species extinction and biodiversity loss.

Comprehend methods and measures for tracking and predicting species extinction.

Identify the role of habitat in species survival and the effects of habitat loss and degradation.

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Definitions:

Job Characteristics Model

A conceptual framework proposing that five core job characteristics (skill variety, task identity, task significance, autonomy, and feedback) affect job outcomes through their impact on psychological states.

Fairly Compensated

Being remunerated or paid in a manner that is considered just, equitable, and appropriate based on one's role, contributions, and the context.

Skill Variety

The degree to which a job involves a range of different activities requiring the use of various skills and talents.

Job Characteristics Model

A theory that proposes five core job dimensions, leading to high job satisfaction, motivation, and performance.