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- 1. Multiple ChoiceDNA is copied during a process called ______________ which results in an identical copy of itself.PhotosynthesisTranscriptionReplicationTranslation
- 2. Multiple Choice
Which type(s) of RNA is(are) involved in protein synthesis?transfer RNAmessenger RNAtRNA and mRNAtRNA, mRNA, and rRNA - 3. Multiple ChoiceGenes contain instructions for assembling _______________.NucleosomesProteinsPurinesPyrimidines
- 4. Multiple ChoiceWhich of the following are found in both DNA and RNA?ribose, phosphate groups, and adeninephosphate groups, guanine, and cytosinephosphate groups, guanine, and thyminedeoxyribose, phosphate groups, and guanine
- 5. Multiple ChoiceWhich illustration of a chromosomal change best represents a chromosome mutation known as a deletion?ABCDEFG —> ABCDEFABCDEFG —> ABEDCFGABCDEFG —> ABCDEFGHABCDEFG —> ABCDEFGKMN
- 6. Multiple ChoiceDNA replication results in two DNA molecules,each with two new strands.each with one new strand and one original strand.each with two original strands.one with two new strands and the other with two original strands.
- 7. Multiple ChoiceUnlike DNA, RNA contains...a phosphate groupthymineguanineuracil
- 8. Multiple ChoiceWhat is produced during transcription?ProteintRNAmRNADNA
- 9. Multiple ChoiceThe order of nitrogenous bases in DNA determines the order of ______________ in proteins.nucleic acidslactic acidsPhosphatesamino acids
- 10. Multiple ChoiceIn a portion of a gene, the nitrogenous base sequence is T-C-G-A-A-T. Which nitrogenous base sequence would normally be found bonded to this section of the gene?A-C-G-T-A-AA-C-G-U-U-AA-G-C-T-T-AU-G-C-A-A-U
- 11. Multiple ChoiceDNA controls traits through the order of its--phosphatessugarscarbonsnitrogen bases
- 12. Multiple ChoiceHow is information for a specific protein carried on the DNA molecule?As a pattern of phosphate and sugarsIn the double helix shape of the condensed chromosomeAs a sequence of nucleotidesIn the ratio of adenine to guanine
- 13. Multiple ChoiceWhich type of RNA functions as a blueprint for the genetic code?mRNAtRNArRNARNA polymerase
- 14. Multiple ChoiceWhat happens during the process of translation?The cell uses information from messenger RNA to produce proteins.Messenger RNA is made from DNA.Copies of DNA molecules are made.Transfer RNA is made from messenger RNA.
- 15. Multiple ChoiceDuring translation, the type of amino acid that is added to the growing polypeptide depends on the:anticodon on the mRNA only.codon on the mRNA only.codon on the mRNA and the anticodon on the tRNA to which the amino acid is attached.anticodon on the tRNA to which the amino acid is attached only.
- 16. Multiple ChoiceIn eukaryotes, DNA:floats freely in the cytoplasmis found in the nucleusis wrapped within the ribosomeis circular
- 17. Multiple ChoiceDuring transcription, the _______________ between base pairs are broken.phosphate bondspeptide bondshydrogen bondsdouble bonds
- 18. Multiple ChoiceA DNA nucleotide may contain--ribose, uracil, and a polypeptide.deoxyribose, cytosine, and a lipid.deoxyribose, thymine, and a phosphate group.ribose, adenine, and thymine.
- 19. Multiple ChoiceThe polymer to the left most likely contains ________.ATPlipidsribosegenes
- 20. Multiple ChoiceDNA strand: TACAGGGTGCTACCCACT
What is the peptide chain that results from this strand of DNA?methionine, phenylalanine, histidine, aspartate, glycinea. methionine, leucine, histidine, aspartate, glycinemethionine, serine, histidine, aspartate, glycinemethionine, proline, histidine, aspartate, glycine - Answer choicesTagsAnswer choicesTags