Child Development Exam #2

xicufaza's version from 2016-02-22 22:01


Question Answer
Minnesota Study of Twinsmannerism of twins similar even though raised in different environments, brought back the idea of nature v. nurture
Natural selection related to child developmentspecies that are best adapted survive, examples: infant attached to caregiver because it is his or her means of survival, sickness during pregnancy, pregnant women avoid foods high in caffeine
Evolutionary Psychologyemphasizes the importance of adaptation, reproduction, and survival of the fittest, has its weaknesses because it is a "one-sided evolutionism"and sees social behavior as the product of evolved biology, epigenetic view is better because it is the nature AND nurture view, one affects another, environment affects the species
Human Genome Projectindicated that humans have only about 30,000 genes, that number has been decreased to 20,500, scientists thought we had 100,000 genes and we have more than 1 protein
Phenotype v. Genotypephenotype - measurable characteristics such as height or weight, genotype - stuff inside and not measurable
If a sperm carrying X chromosome fertilizes the egg, will the baby be a boy or girl?girl, presence of a Y makes it a male
dominant recessive principleone pair of genes exerts its effects and overrides the recessive gene
sex-linked geneswhen a mutated gene is carried on the X chromosome, example: color blindness
polygenetic inheritance characteristics are determined by the interaction of different genes, not just one
What has to happen for a recessive gene to be expressed?both parents have the recessive gene, may both physically have brown hair, but have blonde recessive genes, child could have blonde hair
Down Syndromechromosomal transmitted form of intellectual disability, caused by the presence of an extra copy of chromosome 21
Turner, Klinefelter, XYY, Down Syndrome all have in common?all chromosomal abnormalities
Phenylketonuria can't metabolize amino acid, Non-Latino Whites
Sickle Cell Anemia