Module 10 Flashcards
What is DNA?
deoxyribonucleic acid, DNA is a complex molecule strain of information that makes up a chromosome
What is a chromosome?
Threadlike structures of DNA that contain genes
How many chromosomes are donated by each parent?
23
What are genes?
Small segments of DNA molecules
How do identical (or monozygotic) twins develop?
They are split from the same fertilized egg
What is temperament?
Emotional reactivity and intensity
What is heritability
The proportions and variability among individuals in a group that can be attributed to genes
What are molecular genetics
The study of molecular structure and function of genes
What is epigenetics?
The study of the molecular mechanisms that by which environments can trigger or block genetic expression. Diet, drugs, and stress can directly impact this