Which of the following is not a technological way of improving air quality

9. wind power creates pollution. water air soil noise

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.