Apopulation of moose lived on an island in lake superior. there were no wolves on the island and many of the moose starved. in the absence of predators, the size of the moose population increased unchecked. food became a limiting factor. later on, the lake froze over and wolves walked across the frozen lake to the island. what effect has the introduction of wolves probably had on the moose population? a. the moose population has increased exponentially since wolves invaded the island. b. the moose population has remained stable at a point closer to the carrying capacity. c. the moose population continues in the same pattern because wolves are not predators of moose. d. the moose population had to compete with the wolves for herbaceous food.

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

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.

How many major plates cover the earth