WebCells decode mRNAs by reading their nucleotides in groups of three, called codons. Here are some features of codons: Most codons specify an amino acid Three "stop" codons mark the end of a protein One "start" codon, … WebQuestion 52 2 pts Noncoding DNA was originally thought to be widespread in the cenome but is now thought to not exist. Is found in mitochondria and is absent from the nucleus. is DNA once thought to be "junk but that we now know codes for proteins. makes up most of the human genome and does not code for proteins.
BIO 100 Quiz 6 Flashcards Quizlet
WebA) DNA is synthesized from DNA. B) DNA is synthesized from mRNA. C) protein is synthesized from DNA. D) protein is synthesized from mRNA. E) mRNA is synthesized from DNA D Some sections of a DNA molecule do not code for protein synthesis. These segments are called A) codons. B) anticodons. C) Okazaki fragments. D) introns. E) exons. WebApr 11, 2024 · There were gaps: unfilled, often repetitive regions that were too confusing to piece together. With advancements in technology that could handle these repetitive sequences, scientists finally ... built-in chest of drawers plans
chapter 21 questions Flashcards Quizlet
WebThose segments of the RNA strand that do not actually code for the protein are removed. The message in mRNA is translated into a protein. mRNA binds to a ribosome in the cytoplasm. A molecule of RNA is formed based on the sequence of nucleotides in DNA. A cap is added to the RNA molecule. Webidentify the heterocyclic amine found in DNA. purine. The two new DNA molecules formed in replication. contain one parent and one daughter strand. What is the process in which the DNA double helix unfolds, and each strand serves as a template for the synthesis of a new strand? replication. WebMost genes in humans are interrupted by segments of DNA that do not code for a protein. These segments, which are removed from mRNA during mRNA processing, are called … built-in chest of drawers