PSY2510 Chapter Notes - Chapter 3: Leg Before Wicket, Low Birth Weight, Synapsis

• School: University of Toledo
• Department: Psychology
• Course: PSY2510
• Professor: Mojisola F.Tiamiyu

Document Summary

Chromosome - strings of genetic material in the nuclei of cells. Gametes - cells that unite at conception (ova in females; sperm in males). Zygote - a single cell created when sperm and ovum unite. Deoxyribonucleic acid - dna chemical material that makes up chromosomes and genes. Genes - pieces of genetic material that control or influence traits. Gonads - sex glands (ovaries in females; testes in males). Genotype - the unique genetic blueprint of each individual. Phenotype - an individual"s particular set of observed characteristics. Dominant- recessive pattern - a pattern of inheritance in which a single dominant gene influences a person"s phenotype but two recessive genes are necessary to produce an associated trait. Polygenic inheritance - a pattern of inheritance in which many genes influence a trait. Multifactorial inheritance - inheritance affected by both genes and the environment. Cephalocaudal pattern - growth that proceeds from head downward.