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41 questions
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- Q1What are the 3 components of a nucleotide?sugar, phosphate, nitrogenous base30s
- Q2What are the 4 nitrogen bases?Adenine, Thymine, Guanine, Cytosine30s
- Q3What are the sides of the DNA ladder made of?sugar and phosphate30s
- Q4What kind of bond holds the nitrogen bases together?Hydrogen Bond30s
- Q5What sugar is found in DNA?deoxyribose30s
- Q6What is a gene?segment of DNA that codes for a protein30s
- Q7How many nitrogen bases are in a cheek cell?3 billion30s
- Q8What is a histone?a protein that provides structural support to a chromosome30s
- Q9A pairs with what in DNAT30s
- Q10G paire with what in DNAC30s
- Q11How do introns and exons differ?Introns are interrupting segments or "junk" DNA and Exons are the portions of DNA that do code for proteins30s
- Q12How is RNA different from DNA?1) has ribose not deoxyribose 2) contains Uracil (U) instead of Thymine 3) usually single stranded30s
- Q13What are the 2 types of RNA?mRNA and tRNA30s
- Q14List the 4 nitrogen bases found in RNA?Uracil, Cystonine, Adenine, Guanine30s
- Q15What role does mRNA play in protein synthesis?mRNA carries the gene code from DNA to a ribosome for translation.30s