se cruzan 2 líneas de arvejas, una con las flores color púrpura y la otra con las flores blancas. Se obtuvo la primera generación y todos los individuos obtenidos fueron con flores púrpura. Después se cruzaron entre sí los individuos de la F1 y se obtuvieron 100 individuos en la F2. ¿Cuántos individuos de la segunda generación produjeron flores púrpura y cuántos individuos flores blancas.

When is a hurricane considered to have made landfall? a. when at least one inch of rain occurs b. when the eye reaches the land mass c. when the outer wind bands make landfall d. when it moves inland from the coast

Which of the four major uses is predicted to change the least by 2020?

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.