Primary RNA transcripts can be spliced differently so that the primary transcripts generated from a single gene can give rise to more than one kind of processed mRNA transcript and thus more than one kind of protein
A. true
B. false
A
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Which of the following is not true of Ebola and Marburg?
A. They are filoviruses. B. The viruses are transmitted by mosquitoes. C. They transmitted by direct contact with body fluids from affected individuals. D. There is currently no effective treatment for infected individuals. E. Blood clotting is disrupted in an infection with these viruses.
Sexual reproduction
a. leads to uniform characteristics in a population. b. results in new combinations of genetic traits. c. produces genetic clones. d. requires less tissue differentiation than asexual reproduction. e. produces genetic clones and requires less tissue differentiation than asexual reproduction.
Kansas and Pennsylvania are approximately at the same latitude. Yet why are the potential natural communities in Kansas mostly grassland and in Pennsylvania mostly temperate forest?
A. different vegetation due to different seed banks B. different temperatures C. different levels of moisture D. different altitudes E. different soil texture and pH levels
A pedigree is always able to provide enough information to rule out all but one possible pattern of inheritance
a. True b. False