When children in the concrete operational stage are able to recognize that if 4 x 2 = 8, then 2 x 4 does, too, they are exhibiting
a. reversibility.
b. object permanence.
c. animism.
d. egocentrism.
A
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One result of too much fast food and other unhealthy eating practices is that many teenagers consume too much/many ____ and not enough ____
a. preservatives and minerals; lymphocytes and basophils b. sodium and fat; iron and calcium c. nitrates and nitriles; ketones and amino acids d. cholesterol and vitamins; sugars and carbohydrates
Medications like Antabuse combat alcohol abuse by blocking opiate receptors and thereby decrease the pleasure from alcohol.
Answer the following statement true (T) or false (F)
Language is a flexible system of ______ that enables us to communicate our ideas, thoughts, and feelings
a. icons c. sets b. echoes d. symbols
If we know that a disease results from a sex-linked recessive trait, we would expect that it would:
a. be more common among men than women b. be more common among women than men c. develop earlier in life for boys than girls d. develop earlier in life for girls than boys