In: Biology
What traits are most likely influenced by genes and what traits are most likely influenced by the environment? Explain your reasoning.
200 Words at least
Traits are controlled by both persons gene and by environmental factors.
Genetic factors are greatly influenced in formation of character traits like self controlling , decisions making etc.
Environmental factors means the everything that outside of your DNA which control the trait. The environmental factors can influence the trait either alone or in combination with genes.
Human trait influenced by genes and environment
1.Heigh
Individuals have a potential to get a height of their parents. Height have about hundred genetic variation.
Nutrition, diseases
2.Strength
Difference in the organization of muscle fibre and the communication between muscle and nervous system affect the strength of an individual .
Nutrition , exercise , hormone- anabolic steroids
3. Baldness
The genetic for baldness is very complex and one gene codes for androgen receptor is responsible for that.
Stress ,Hormones - testosterone
4.Personal taste
There is no influence to genes in personal taste.
Family , culture , peers
5. Language
Genes that affect the brain function control the ability to learn and use language .
Family ,culture , development environment
6. Addiction
Genes affect brain function like susceptibility to addiction.
Family, culture
7. Asthma
The half of risk for asthma is from genetic factors
Air quality, development environment ,exercise
8. Skin cancer
Genes like MC1R
Community, sun exposure
9. Vitamin D level
Genes are essential for conversion of vitamin D into active form and for transportation.
Community, sun exposure, nutrition
10. Complex disease
Genetic variation are responsible for diseases like cancer, diabetes etc.
Nutrition, family, stress ,exercise