mRNA is made up of introns that have been spliced together
a. True
b. False
Indicate whether the statement is true or false
False
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The peacock butterfly experiment demonstrated that ________
a. only spots had any measurable effect on the number of butterflies killed b. sound was more important than spots in butterfly defense against predatory birds c. spots were more important than sound in butterfly defense against predatory birds d. sound had no effect on the number of butterflies killed
How do planarians survive without a circulatory system? What will be an ideal response?
The offspring produced via sexual reproduction are genetically ________ to the parents
A) indifferent B) identical C) parsimonious D) unique
Conjugation between a bacterium that lacks an F factor (F?) and a bacterium that has an F factor on its chromosome (F+) could produce which of the following results?
A) The F? bacterium ends up carrying one or more plasmids from the F+ bacterium; the F+ bacterium is unchanged. B) The F+ bacterium ends up with a recombinant chromosome that carries some genes from the F? bacterium, and the F? bacterium ends up with an unaltered chromosome. C) The F+ bacterium ends up with a recombinant chromosome that carries some genes from the F? bacterium, and the F? bacterium ends up with a chromosome that lacks those genes. D) The F? bacterium ends up with a recombinant chromosome that carries some genes from the F+ bacterium, and the F+ bacterium ends up with an unaltered chromosome.