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• which additional observation will alyssa most likely make? cell x has a cell membrane, and cell y does not. cell y has a cell membrane, and cell x does not. cell y has chloroplasts, and cell x does not. cell x has chloroplasts, and cell y does not.
  
• delayed childbearing is one type of family disruption. please select the best answer from the choices provided t f
  
• a hexagon has a radius measuring 23 cm. what is the approximate area of the hexagon? 686.6 square cm 793.5 square cm 1374.4 square cm 1587.0 square cm
  
• select all of the biomolecules that have a carbon-nitrogen bond. responses lipid lipid protein protein peptide peptide nucleic acid nucleic acid carbohydrate
  
• jobs that require lower level skills have better benefits, like health insurance, than jobs that require a college education.
  
• why do you think there are still smog events when there are pollution control devices on smokestacks and vehicles?
  
• which expression represents the area of the base of the pyramid? units2 units2 units2 units2
  
• the computer on the corner desk is [wol] for everyone to use. determine the correct homophone. there their they’re they
  
• in chickens, a flat single comb is a recessive trait, while the short, thick rose comb is dominant. in a particular population of chickens, 45 are homozygous for the dominant trait, 30 are heterozygous dominant, and 25 have the recessive trait. which expression is the correct way to calculate the frequency of the recessive allele?
  
• factor the trinomial 7x2 – 3x – 4. which pair of numbers has a product of ac and a sum of b? what is the factored form of the trinomial?