Development Flashcards
What is developmental psychology
Study of the patterns of growth and change that occur throughout life
Nature-nurture issue
The issue of the degree to which environment and heredity influence behavior
Identical twins
Twins who are genetically identical
Cross-sectional research
A research method that compares people of different ages at the same point in time
Longitudinal research
A research method that investigates behavior as a participants age
How could genes and the environment interact?
They interact by influencing behavior
What are pros and coms of cross-sectional research? Longitudinal research?
Some cons of cross-sectional research is that not all kids are the same so they might get different results. A pro is that it can be done all at once.
A pro of longitudinal research is that it has more accurate results. A con is it takes more time and money to accomplish.
Chromosomes
Rod-shaped structures that contain all basic hereditary information
Genes
Parts of the chromosomes through which genetic information is transmitted
Zygote
A new cell formed by the union of an egg and sperm.
First two weeks
Embryo
A developed zygote that has a heart, a bran, and other organs
Weeks 2-8
Fetus
A developing individual from 8 weeks after conception until birth
8 weeks- birth
Age of viability
The point at which a fetus can survive if born prematurely— at about prenatal age 22 weeks
What are a zygote, fetus, and embryo?
A zygote is a cell formed by sperm and an egg
An embryo is a developed zygote with some organs
A fetus is a developing individual
How are DNA, genes, and chromosomes related?
Chromosomes contain all basic heredity information that genes and DNA use. Chromosomes are composed of sequences of DNA