Which of these statements concerning autism spectrum disorders (ASDs) is false?
A) ASDs affect girls more frequently than boys.
B) Symptoms typically appear by age 1 to 3 years.
C) They last a lifetime.
D) They can be associated with other medical conditions.
A
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The theory of chromosomal inheritance was first proposed by
A. Mendel. B. Morgan. C. Knight. D. Sutton. E. Stern.
Brood parasites ensure their reproductive success by the following mechanisms EXCEPT ____.
A. producing eggs closely resembling that of the host B. producing a large number of eggs C. producing young that give off smells and sounds similar to those of the host D. making their host vulnerable to predation E. utilizing the host parental care mechanisms
Agricultural chemicals, such as DDT, are so damaging to predator populations because
A. DDT is targeted at the top predators. B. top predators consume many plants. C. all food items are killed by DDT, and the predators starve. D. of biological magnification.
The incentive for economic activity in capitalism is ____. However, in socialism, it is __________
Fill in the blank(s) with the appropriate word(s).