In an Experiment,researchers Exposed Half of the Participants to Loud

question 31

Multiple Choice

In an experiment,researchers exposed half of the participants to loud noise during a memory-encoding task.The room was quiet for the other half of the participants.Later,all participants were given a memory test and the number of correct items recalled was obtained for each participant.What is the dependent variable?

• A)the number of items recalled
• B)the noise level during the encoding task
• C)the time interval between encoding and recall.
• D)the probability of being assigned to the two groups

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Definitions:

Dinoflagellates

Single-celled, mostly marine organisms with two flagella, often producing bioluminescence and sometimes forming toxic algal blooms.

Green Algae

Green algae are a diverse group of photosynthetic organisms found in various aquatic environments, and they are considered important for ecological balance and oxygen production.

Spores Asexually

Reproductive units formed without sexual reproduction, capable of developing into a new individual without fusion with another cell.

Motile

Capable of movement.