Genes
What is a gene?
Made up of DNA (transfered from a parent to their offspring)
What is a shared environment?
experiences and aspects of the environment that are common across all individuals who are living together.
broad range of conditions characterized by challenges with social skills, repetitive behaviors, speech and nonverbal communication.
Autism
group of diseases that cause progressive weakness and loss of muscle mass. In muscular dystrophy, abnormal genes (mutations) interfere with the production of proteins needed to form healthy muscle
Muscular Dystrophy
What is a dominant-recessive relationship?
relationship between genes where the dominant allele will govern a particular trait, and the recessive will be repressed.
What are nonshared environments?
Experiences and aspects of the environment that differ across people.
chromosomal condition that occurs when an error in cell division results in an extra chromosome 21.
Down Syndrome
is an inflammatory bowel disease (IBD). It causes inflammation of your digestive tract, which can lead to abdominal pain, severe diarrhea, fatigue, weight loss and malnutrition
Chrohns Disease
Example of a dominant gene?
detached earlobes, rolling tongue, dimpled cheks, long eyelashes, arched feet.
Example of a shared environment.
culture, religion,
a progressive disease of the nervous system marked by tremor, muscular rigidity, and slow, imprecise movement, chiefly affecting middle-aged and elderly people
Parkinson's Disease
hereditary disease that affects the lungs and digestive system. The body produces thick and sticky mucus that can clog the lungs and obstruct the pancreas.
Cystic Fibrosis
Example of a recessive gene?
attached earlobes, inability to roll tongue, shorter eyelashes, flat feet
Example of a nonshared environment.
interests- sports and hobbies
is a genetic disorder due to loss of function of specific genes. In newborns, symptoms include weak muscles, poor feeding, and slow development. Beginning in childhood, the person becomes constantly hungry, which often leads to obesity and type 2 diabetes.
Prader Willi Syndrome
a genetic defect in which affected women have only one X chromosome, causing developmental abnormalities and infertility.
Turner's Syndrome
Give an example of a dominant and recessive gene disease.
Recessive- Cystic Fibrosis
s a genetic condition that results when a boy is born with an extra copy of the X chromosome. ... The syndrome may also cause reduced muscle mass, reduced body and facial hair, and enlarged breast tissue
Klinefelter Syndrome
group of disorders that affects hemoglobin, the molecule in red blood cells that delivers oxygen to cells throughout the body. People with this disorder have atypical hemoglobin molecules called hemoglobin S, which can distort red blood cells into a sickle, or crescent, shape
Sickle Cell Anemia