Genetic Inheritance Flashcards
Where are genes inherited from ?
They are inherited from both parents
What sort of effects does Genetic Inheritance have on a individual ?
They have positive as well as negative effects
What sort of physical characteristics do children inherit from their parents ?
skin , height , eye colour , hair type / colour
How may environmental factors effect someones physical appearance ?
diet could be affected as well a person may not grow to their full height without enough food .
What can faulty alleles be passed down by to a child ?
They can be passed down by a parent or both parents .
What happens when there is abnormalities with alleles ?
An extra chromosome is formed ( chromosome 21 causing downs syndrome . )
What is Huntington’s disease and what type of allele does it come from ?
Hungtingtons disease effects movement and it gradually loses intellectual ability , and it comes from a dominant allele .
What is Neurofibromatosis and what type of allele does it come from ?
Neurofibromatosis allows tumours to grow long nerves , and it comes from a dominant allele .
What is Cystic Fibrosis and what type of allele does it come from ?
Cystic Fibrosis allow their to be a build up of sticky mucus to damage the lungs , and it comes from a recessive allele .
What is Sickle Cell and what type of allele does it come from ?
Sickle cell is a blood disease causing episodes of pain , and it comes from a recessive allele .
What is genetic predisposition ?
It means some people are predisposed and are more likely to develop conditions due to their genetic makeup .
What can you most likely develop due to predisposition ?
Heart disease , cancer or diabetes .
What can you most likely develop due to predisposition ?
Heart disease , cancer or diabetes
What could effect the way someone may get illnesses ?
Their lifestyle , environmental factors , diet , exercise .
What are the physical effects of inherited disorders ?
It can effects a persons body systems , growth and mobility .
