Ch 8 Development Across The Life Span Flashcards
Human Development
The scientific study of the changes that occur in people as they age from conception until death.
Longitudinal Design
Research design in which one participant or group of participant is studied over a long period of time.
Cross-Sectional Design
Research design in which several different participant age-groups are studied at one particular point in time.
Cross-Sequential Design
Research design in which participants are first studied by means of cross-sectional design but are followed and assessed longitudinally.
Cohort Effect
The impact on development occurring when a group of people share a common time period or common life experience.
Nature
The influence of our inherited characteristics on our personality, physical growth, intellectual growth, and social interactions.
Nurture
The influence of the environment on personality, physical growth, intellectual growth, and social interactions.
Genetics
The science of inherited traits.
Deoxyribonucleic Acid
(DNA)
Special molecule that contains the genetic material of the organism.
Gene
Section of DNA having the same arrangement of chemical elements.
Chromosome
Tightly wound strand of genetic material or DNA.
Dominant
Referring to a gene that actively controls the expression of a trait.
Recessive
Referring to a gene that only influences the expression of a trait when paired with an identical gene.
Ovum
The female sex cell, or egg.
Sperm
The male sex cell.
Fertilization
The union of the ovum and sperm.
Zygote
Cell resulting from the uniting of the ovum and sperm.