__________ is an inherited disorder caused by an extra 21st chromosome that results in an intellectual disability
a. Phenylketonuria c. Down syndrome
b. Huntington's disease d. Turner's syndrome
c
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As children enter puberty, boys tend to have more lean muscle and less fat than girls do. This would tend to give boys an advantage in which of the following activities?
a. throwing a ball b. catching a ball c. hanging from a bar for timed periods d. running distances
What is the most common symptom of perimenopause that women experience?
A. bloating B. reduced vaginal lubrication C. hot flashes D. increased appetite
Rico ties his shoes, writes numbers, and is able to print his first name. His fine-motor skills are normative for a _____-year-old child.
A. 2 B. 3 C. 4 D. 5
What do the two degrees-of-freedom values in a one-way between-groups ANOVA represent?
a. Number of conditions ? 1, and number of participants ? 1 b. Number of conditions ? 1, and number of participants ? number of conditions c. Number of conditions ? 1, and number of participants ? 2 d. Number of participants ? number of conditions, and number of participants ? 1