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31 Cards in this Set
- Front
- Back
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Organs are
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tissues performing a similar job
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Genes are tiny protein molecules that
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control hereditary characteristics
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During the first 18 months of life, a baby
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triples his or her weight
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Which of the following is usually true of teen mothers?
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many soon have a second child
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A fertilized egg is called
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a zygote
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The use of sound waves to get a picture of a fetus is
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ultrasound
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The approximate number of American teenagers who gave birth during 1990 was
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600,000
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The afterbirth
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is a final cantraction following delivery of the baby --or--
is the delivery of the placenta |
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A cluster of cells with a hollow space is a zygote.
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False
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Twins who look alike are
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identical
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The umbilical cord connects the embryo to
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the placenta
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During pregnancy, medicines should be taken only with a doctor's approval.
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True
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Fraternal twins have different fathers.
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False
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Two brown-eyed perents can have a blue-eyed baby.
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true
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Heredity is the passing of characteristics from parents to offspring.
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True
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Typical human blood cells have 46 chromosomes.
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True
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Your growth and development are affected by heredity, environment, and personal choices.
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True
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Children experience the fastest growth period of their live between the ages of 2 and 3 years.
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False
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The DNA Molecule resembles a spiral staircase.
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True
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Accepting a child's needs to do things on his or her own helps develop autonomy.
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True
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tissue
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cells with similar structure and job
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blastocyst
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cluster of cells with hollow center
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Transfers oxygen and nutrients
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Placenta
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Contractions of uterus
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labor
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Results from drinking while pregnant
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Fetal alcohol syndrome
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Muscular neck of uterus
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Cervix
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Control hereditary characteristics
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Genes
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Result from same ege
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Identical twins
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Confidence in self-control
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autonomy
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What are the four stages of childhood. Briefly describe each stage.
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baby
adolesant pre teen teenager |
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How can a teen parent help a child master the development tasks learned in each stagef childhood?
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to be answered later
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