More biology help?

7) The pathways of metabolism also assist in maintaining a constant body temperature.


a. True___


b. False___


8) Deficiencies of certain nutrients result in ill health.


a. True___


b. False___


9) Many behaviors have a strong genetic component.


a. True___


b. False___


10) Mutations can be beneficial.


a. True___


b. False___


1. The nucleotide sequence of a mRNA codon is composed of how many bases?


A. one


B. two


C. three


D. sixteen


E. sixty-four


4. The 3’ Poly-A tail is attached to


a.the Poly-A polymerase enzyme


b.the mRNA


c.the tRNA


d. the coding strand of the DNA molecule


e.the template strand of the DNA molecule


5. Noncoding DNA that interrupts the nucleotide sequence of a gene are called


a. exons


b introns


c axons


d anRNPs (snurps)


e spliceosome

More biology help?
Just make sure that you study up so you know *why* these are the right answers:





7. T


8. T


9. T


10. T


1. C


4. b


5. b

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