Chapter 9 1. What is developmental psychology all about? The patterns of your strength story, and the life stories of countless other people argon the focusing of developmental psychology- the study how people change physically, mentally, and socially passim the lifespan. Â 2. What is the difference between genotype and phenotype? Genotype: the genetic musical composition of an individual organism. 352 Phenotype: the observable traits or characteristics of an organism as fixed by the interaction of genetics and environment factors. 354 Â 3. What kind of ocular system argon infants born with respect to the other senses (i.e., is the visual system good or not)? Â 4. Do infants prefer agreeable or sour tastes? Â 5. man have how many pairs of chromosomes? humanness have 23 pairs of chromosomes that represent your unique genotype. pg 353 6. Wh at argon chromosomes? Chromosomes are a long, threadlike structure composed of twisted insure strands of deoxyribonucleic acid; found in the kiosk nucleuspg 352 Â 7. What are genes and how do they differ from chromosomes? Genes are a unit of DNA on a chromosome that encodes instructions; the chemical basis of heredity.
separately chromosome contains thousands of genes, and each gene is a unit of DNA instructions for making a particular protein molecule.Matched sets of chromosomes provides you with two copies of each gene. Dramactic differences in corpse and brain cadres are due to which genes are express or activated. Genes make up less than 2% of ! clement DNA.pg 352 Â 8. mark each of the following terms: Conception- when chromosomes of the biological cause and stimulate combine to form a single cell the fertilized orb or zygote.pg 355 Zygote- the single cell formed at contraception from the union of the egg cell and the sperm cellpg 352 Germinal Period- also called the zygotic period, represents the first two weeks of antenatal developmentpg...If you want to learn a full essay, evidence it on our website:
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