Biology, 08.02.2021 21:20 thibeauxkristy
Define biodiversity and describe how biodiversity (the variety of life in a particular habitat or ecosystem) helps keep an ecosystem healthy.
Answers: 3
Biology, 22.06.2019 02:00
How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.
Answers: 1
Biology, 22.06.2019 04:30
In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?
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Biology, 22.06.2019 06:00
Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?
Answers: 1
Biology, 22.06.2019 17:20
What is an example of a scientific question that galileo could not have answered with out this new tool?
Answers: 2
Define biodiversity and describe how biodiversity (the variety of life in a particular habitat or ec...
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