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quiz 5
Question | Answer |
---|---|
What is the structure of a nucleotide? | the structure of a nucleotide is the phosphate, Dna, thymine, cytosine, guanine, adenine |
What is the structure of a molecule of DNA? | the structure of a molecule of DNA is double stranded which are 2 complementary base |
Where is DNA found in the cell? What does the cell make from the instructions in DNA? | DNA is found in the ribosome. DNA makes rna |
How is DNA copied? When in the cell cycle does the cell make copies of DNA? | dna is copied when each strand acts as a template for the next strand. during mitosis. |
What are the complementary base pairs in DNA? | adenine and thymine and Guanine and cytosine |
What are the three types of RNA? Which type of RNA carries instructions from DNA to the ribosome? | tRNA, mRNA, rRNA. the mRNA messages the ribosomes |
What do tRNA molecules use their anticodons for? | to make amino acids |
Describe the relationships among the following terms: mRNA, tRNA, ribosome | mRNA, tRNA are both in the ribosomes |
What is a codon? | a codon are three nucleotides |
What is the start codon | AUG and also known as met |
what are the stop codons. | UGA, UAG, UAA |