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- 1. Multiple Choice
If laid end to end, how many times would the DNA in our body stretch to the Sun?
50
100
600
2000
- 2. Multiple ChoiceDeoxyribonucleic acid is known as ___ATPRNADXRDNA
- 3. Multiple ChoiceEvery somatic cell in your body has how many chromosomes?24404632
- 4. Multiple ChoiceChromosomes, and DNA, are contained within the ___cytoplasmnucleusvacuolemitochondria
- 5. Multiple Choice
The four major groups of biological molecules are carbohydrates, lipids, proteins and ___
sugars
fats
nucleic acids
vitamins
- 6. Multiple ChoiceA sugar, phosphate, and nitrogenous base make up the building blocks of DNA, called ___nucleotidesamino acidsmonosaccharidesfatty acids
- 7. Multiple ChoiceThe sugar-phosphate backbones of the DNA structure run ___adjacentperpendicularanti-parallelparallel
- 8. Multiple ChoiceThe two polynucleotide chains are linked together by the nitrogenous bases by ___ionic bondshygrogen bondspolar covalent bondsnon-polar covalent bonds
- 9. Multiple ChoiceAdenine nucleotides can only pair up with ___adeninethymineguaninecytosine
- 10. Multiple Choice
In DNA, cytosine nucleotides can only pair up with ___
adenine
thymine
guanine
cytosine
- 11. Multiple Choice
RNA contains the base uracil instead of ___
adenine
thymine
guanine
cytosine
- 12. Multiple ChoiceDNA itself was discovered in 1869 by a Swiss biologist named ___Rosalind FranklinJames WatsonFrancis CrickFriedrich Miescher
- 13. Multiple ChoiceThe first person to confirm the helical structure of DNA was ___Rosalind FranklinJames WatsonFrancis CrickFriedrich Miescher
- 14. Multiple ChoiceThe point where the DNA starts splitting is known as the ___leading strandreplication forklagging strandincision point
- 15. Multiple ChoiceThe side of the DNA being unzipped 5'-3' is known as the ___leading strandquaternary strandlagging strandtertiary strand
- 16. Multiple ChoiceThe side of the DNA being unzipped 3'-5' is known as the ___leading strandquaternary strandlagging strandtertiary strand
- 17. Multiple ChoiceWhich enzyme is responsible for slicing the hydrogen bonds between base pairs?DNA ligaseDNA helicaseDNA polymeraseRNA primase
- 18. Multiple ChoiceWhich enzyme is responsible for adding matching nucleotides to the separated strands?DNA ligaseDNA helicaseDNA polymeraseRNA primase
- 19. Multiple ChoiceWhich enzyme is responsible for joining up the little fragments on the lagging strand?DNA ligaseDNA helicaseDNA polymeraseRNA primase
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