Which of the following is a genetic disorder of the integumentary system? a.)clubfoot
b.)huntington disease
c.)cleft lips
d.)thalassemia
e.)neurofibromatosis

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

20 the main source of energy for our planet comes from the