At what age does laughter begin to result more from observing unusual behaviors than from physical stimulation?
a. 4 months
b. 2 years
c. 5 years
d. 12 months
Question 2
Which factor is not important to consider when preparing for an animal in the classroom?
a. What will happen to the animal over weekends or during vacations?
b. Does this animal require special temperature considerations?
c. Does my principal like the animal?
d. Are there any school or district regulations that need to be taken into consideration?
Play provides these preschoolers with the ability to interact with one another, and develop their ph
The small intestine. Anterior view of the abdominopelvic cavity illustrating how the three sections
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Unusual base pairings in tRNA: (c, d) Some examples of triple interactions
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Physical distance versus recombination distance on human male and female chromosome 19