Fish have mechanoreceptors along the sides of their body called
a. a lateral line system
b. a bilateral system
c. a radial line system
d. setae

air, water, heat and noise pollution can all be caused by producing and using technology. consuming resources - non-renewable resources, including precious metals like gold, are used to make technology

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.