What are male reproductive cells called?
A. sperm
B. ovum
C. gametes
D. zygotes
Answer: A
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Within a gene, a particular sequence might contain _______ of bases, which together constitute a code for the synthesis of one of the many proteins that affect the body
a. 23 b. hundreds to thousands c. thousands to millions d. between 22,000 and 32,000
In support of the hypothesis that improved processing efficiency accounts for cognitive development, researchers have found that children's thinking and response time
A) are slower with maturation and increased experience. B) get faster with age. C) are determined by abilities to accommodate and assimilate new schemes. D) are more determined by genetic factors than by environmental factors.
Fewer U.S. citizens are now married than at any time since the late __________
a) 1950s b) 1990s c) 1920s d) 1890s
Scholastic competence, social acceptance, athletic competence, romantic appeal, and __________ are just some of the domains proposed by Susan Harter.
A. job competence B. employability C. menarche D. asynchronicity