Which of the following were determined specifically by franklin & wilkins in their x-ray diffraction studies? choose all that apply, and remember that just because a statement is accurate does not necessarily make it a correct response to the question posed.1. the ratio of a to t in a given organism's dna is 1.2. dna has a uniform width down the length of the molecule.3. dna is an antiparallel molecule.4. the sugars and phosphates in a dna molecule are on the outside.5. gc base pairs have 3 h-bonds; at base pairs have 2 h-bonds.

Trilobal fibers were found on kidnapping victim. which of the following fibers would most likely to be trilobat? a. cotton b. nylon c. wool d. silk me

Which of the following scenarios is an example of the bottleneck effect? answers a in south africa, much of the afrikaner population is descended from a small number of dutch colonists. in this population, this is an unusually high frequency of pseudoxanthoma elasticum (pxe), an elastic tissue disorder. b four white-tailed deer are introduced to a park in finland. thirty years after their introduction scientists compare the genes in the population and find that there is no variation. c during the industrial revolution, london's air became filled with soot. as a result, birds started eating more of the lighter moths because they were easier to spot than their darker counterparts. over time, the moth population changed so that there were more darker moths than lighter ones. d 10% of the population of american alligators in an area have the recessive trait albinism. a massive flood results in the death of 80% of the population. of the remaining population, 60% have the recessive trait of albinism.

List five ways we are indebted to phytoplankton