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- 1. Multiple Choice
IIIIIIIV - 2. Multiple ChoiceScientists can bioengineer skin in a laboratory to treat severe burns and other types of skin injuries. This bioengineered tissue is grown from living cells. The cellular process that enables the cells to grow and develop into tissue is -conjugationmeiosisbuddingmitosis
- 3. Multiple ChoiceThe nuclear membrane disintegrates.DNA replicates.Centrioles form.The nucleolus divides.
- 4. Multiple ChoiceTelophase is a stage of a cellular process that begins after the chromosomes have moved to opposite poles of the cell. During which cellular processes does telophase occur?TranslationInterphaseTranscriptionMitosis
- 5. Multiple ChoiceProphaseMetaphaseAnaphaseTelophase
- 6. Multiple ChoiceWhich of these must occur during S phase of the cell cycle so that two daughter cells can be produced during M phase?The DNA must be replicated.The chromosomes must be joined.The cytoplasm must be separated.The cell membrane must be expanded.
- 7. Multiple ChoiceAs a sequence of nucleotidesIn the double-helix shape of the condensed chromosomeIn the ration of adenines to thyminesAs a pattern of phosphates and sugars
- 8. Multiple ChoiceC-T-A-C-C-G-A-CG-U-C-G-G-U-A-GG-T-C-G-G-A-A-GG-T-C-G-G-T-A-G
- 9. Multiple ChoiceThe sequence of nitrogenous bases in DNA varies widely. The sequence of the bases in DNA is most important for which of the following?Providing instructions for the traits of an organismPreventing mutations from occurring during DNA replicationAllowing the DNA to have the shape necessary for replicationHelping form the sugar-phosphate backbone of DNA molecules
- 10. Multiple Choicerole of DNA in protein synthesismutation of nucleotide sequences in DNAsequence of DNA that makes up the human genomedouble-helix structure of DNA
- 11. Multiple Choicethe bond between adjacent phosphate and deoxyribose moleculesthe junction of introns and exons in the sense strand of DNAthe hydrogen bond between complementary nucleotidesthe junction of a codon and a DNA triplet
- 12. Multiple ChoiceCharacteristics such as a widow's peak or attached earlobes are determined by the genetic code. Which components of DNA are referred to as the genetic code?Phosphate groupsNitrogenous basesDeoxyribose sugarsHydrogen bonds
- 13. Multiple ChoiceHow does DNA in cells determine an organism's complex traits?DNA contains codes for proteins, which are necessary for the growth and functioning of an organism.DNA separates into long single strands that make up each part of an organism.DNA produces the energy an organism needs in order to grow.DNA folds into the nucleus of each of the cells of an organism.
- 14. Multiple ChoiceNucleotide sequences comparisons are possible because all organisms share which of the following?DNA basesCellular organellesDivision of the nuclear chromosomesTypes of proteins needed for cellular functions
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