The Figure Below Shows That Male Rhodeus Amarus Fish Have

question 4

Multiple Choice

The figure below shows that male Rhodeus amarus fish have a greater variance in their total number of offspring than female Rhodeus amarus fish.Why is the mean number of offspring the same for both sexes?

• A)It is simply a coincidence in this particular data set.
• B)The population is of constant size.
• C)Every offspring has one male parent and one female parent.
• D)The sex ratio in this population is 50:50.
• E)B and D

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Definitions:

TMS

Transcranial Magnetic Stimulation, a non-invasive procedure that uses magnetic fields to stimulate nerve cells in the brain to improve symptoms of certain mental health conditions.

EEG Activity

Electrical activity of the brain as recorded by electroencephalography, reflecting oscillatory activity produced by neuronal activity in the brain.

Optogenetics

A biological technique that uses light to control cells within living tissue, typically neurons, that have been genetically modified to express light-sensitive ion channels.

Animal Research

The use of animals in scientific studies to gain insights into biological processes and human diseases.