Which of the following best describes environmental parameters that should be investigated prior to building a new highway? Construction costs that will be paid using tax dollars How close the highway will be to residential areas Traffic patterns among currently existing highways Animals that may become endangered due to loss of habitat

answer: dna

because all cells have genes

the peaceful equids (horses, donkeys and zebras) were enslaved by the human race to do our bidding -- sorry, domesticated -- several thousand years ago, and since that time they've been an invaluable resource for transportation, agriculture, warfare, companionship and sometimes-horrifying entertainment.