Tecnological solutions have good and bad effects .what is a bad effect of spraying a chemical pesticide on crops
a. it is dangerous to humans
b. it kills all insect pests
c. it is expensive
d. it protests the food from damage

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

How do all types of diffusion/passive transport actually ‘work’ without using even the smallest amount of cellular energy?

We all have different forms of genes from our parent(s).what are these different forms called? a.alleles b.characters c.dna d.resources