If IQ was measured on a ratio scale, and John had an IQ of 40 and Fred an IQ of 80, it would be correct to say that Fred was twice as intelligent as John

The paralyzing effect of curare is caused by its ability to block the action of acetylcholine at neuron-muscle synapses

a. True b. False Indicate whether the statement is true or false

Anagrams are an example of an arrangement problem

Indicate whether the statement is true or false