Heritability of intelligence refers to: a) the extent to which a person's intelligence is caused by genetics. b) the effect of adoption on the intelligence of adopted children. c) the amount of group variation in intelligence that can be attributed to genetics. d) the extent to which the quality of schools and other environmental factors determine intelligence. e) the correlation between intelligence test of identical twins.

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

1. what is the relationship between the shape of an enzyme and the reactions they catalyze?

2. how does an enzyme inhibitor work?

separate your answers so i dont get confused : )

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.