Motile Bacteria Have Been Placed in an Environment with a Gradient

question 22

Short Answer

Motile bacteria have been placed in an environment with a gradient of a chemical attractant.Which of the following behaviors would you predict?
A.Bacteria will randomly switch back and forth between runs and tumbles.
B.The bacteria will only exhibit runs away from the chemical.
C.The bacteria will reduce tumbling frequency.
D.The bacteria will reduce run duration in the direction of the chemical.
E.The bacteria will both reduce tumbling frequency and increase run duration in the direction of the chemical.

Identify the attributes of a sense of purpose and how it influences college success.

Understand the commonality and implications of changing majors in college.

Comprehend the central purposes of attending college for most students.

Know how to align personal strengths and interests with potential career paths.

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Definitions:

Zajonc's Theory

A psychological theory suggesting that mere exposure to a stimulus can improve one's feelings toward it, indicating that emotional responses can be developed without prior cognitive processing.

Social Loafing

The phenomenon where individuals exert less effort when working in a group than when working alone.

Pounds Of Force

A unit of force in the imperial system, symbolized as lbf, equivalent to the force exerted by gravity on a one-pound mass.

Norm Of Reciprocity

The social standard that suggests that a favor must be repaid.