When Data Are Collected at One Point in Time from Different

question 73

Multiple Choice

When data are collected at one point in time from different types of people, this is called a:

• A) Longitudinal study
• B) Prospective study
• C) Panel study
• D) Cross-sectional study

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Definitions:

Modified Leaf

A leaf that has altered its shape, structure, or function from the typical form to serve specific roles, such as protection, reproduction, or storage.

Bud Scales

Protective structures that cover the developing bud of a plant, helping to shield it from environmental damage and desiccation.

Guttation

The exudation of small droplets of water from the pores of plants, typically occurring at the leaf margins or tips.

Modified Leaf

A leaf of a plant that has altered form or function from the standard flat, photosynthetic structure, often serving roles in reproduction, protection, or storage.