Which Feature, Possessed by Eukaryotes but Lacking in Cyanobacteria, Allowed

question 87

Multiple Choice

Which feature, possessed by eukaryotes but lacking in cyanobacteria, allowed formation of a nuclear envelope?

• A) Flexible cell membrane
• B) Cilia
• C) Digestive vacuoles
• D) Flagella
• E) Cytoskeletal elements

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Definitions:

Longitudinal Research

An approach in research involving repeated observations of the same variables (e.g., people) over short or long periods of time, from months to decades.

Pilot Research

An initial study conducted to test the feasibility of a project or experiment before a larger scale study is launched.

Third Variable

A factor that is not directly involved in the hypothesis being tested but may influence the relationship between the independent and dependent variables.

Reverse Causality

A situation in research or analysis where the direction of cause-and-effect is opposite to what is commonly presumed or is being investigated.