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Exam- HDFS 230 Test Questions with Complete Solutions
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Exam- HDFS 230 Test Questions with Complete Solutions
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Exam- HDFS 230 Test Questions with CompleteSolutions
The science of human development seeks to understand: Correct Answer-how and why
people change over time
Dr. Schmidt predicts that a certain drug will reduce hallucinations in patients with
schizophrenia. Her prediction is called: Correct Answer-a hypothesis
IRB stands for: Correct Answer-Institutional Review Board
__________________ research involves studying the same individuals over time, as their
development is repeatedly assessed. Correct Answer-Longitudinal
An independent variable is: Correct Answer-the variable that is intentionally manipulated
by the researcher
A dependent variable is: Correct Answer-the measured variable that may change
depending on manipulation of an independent variable
, Exam- HDFS 230 Test Questions with Complete
Solutions
Epigenetics is: Correct Answer-the study of how the environment aects which genes are
expressed
A hypothesis is a(n): Correct Answer-prediction that can be tested
The basic principles of Lifespan Theory include all of the following but Correct Answer-
Continuity
Replication involves: Correct Answer-the repetition of a study using dierent participants.
All humans have about 100,000 genes Correct Answer-False
Teratogens increase the risk of harm but do not always cause damage Correct Answer-True
The longest period of prenatal develop is the ___________period. Correct Answer-fetal
In the third sage of labor, the: Correct Answer-placenta is delivered
, Exam- HDFS 230 Test Questions with Complete
Solutions
The Apgar scale is used at one minute and ve minutes after birth to: Correct Answer-
evaluate the health of the newborn
The single cell formed from the union of two gametes, a sperm and an ovum, is called a:
Correct Answer-zygote
Couples can select the sex of a child by all of the following methods EXCEPT: Correct
Answer-selecting only X eggs for fertilization
Low folic acid during pregnancy can result in: Correct Answer-neural-tube defects
In MOST cases, newborns: Correct Answer-breathe and cry on their own immediately
The ____________ is a person's appearance, personality, intelligence, and all other traits.
Correct Answer-phenotype
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