In the Ground-Breaking Experiment of Myers and Sperry on the Learning

question 133

Multiple Choice

In the ground-breaking experiment of Myers and Sperry on the learning of a visual discrimination by split-brain cats,when the eye patch was shifted to the other eye,the performance of all cats

• A) in the experiment fell to 50% correct.
• B) with transected corpus callosums fell to 50% correct.
• C) with both their optic chiasms and their corpus callosums transected fell to 50% correct.
• D) with transected optic chiasms fell to 50% correct.
• E) with both their optic chiasms and their corpus callosums transected fell to zero correct.

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Definitions:

Asexually

Reproduction without the combination of genetic material from two different parents, resulting in offspring that are genetically identical to the parent.

Mitosis

A type of cell division in which a cell divides into two daughter cells with the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

Prophase II

A stage of meiosis where chromosomes condense, nuclear envelopes break down, and spindle apparatus forms in each of the two daughter cells from meiosis I.

Chromatin

A complex of DNA and proteins that forms chromosomes within the nucleus of eukaryotic cells, structures that condense to facilitate mitosis and meiosis.