*NURSING > iHuman > Sophia Human Biology Unit 6 Challenge 1 Questions With Complete 100% Correct Solutions Grade A (All)
Sophia Human Biology Unit 6 Challenge 1 1 — Structure of DNA and Chromosomes Understand the structure of DNA. If one strand of a DNA double helix has bases "ATCCGC," what bases are on the other... strand of the helix? • a.) GCCGAT • b.) GCTTAT c.) TAGGCG • d.) TTCCGA 2 — Mitosis Identify various components of mitosis In which phase of mitosis do the chromosomes line up and become attached to spindle fibers? • a.) Prophase • b.) Telophase • c.) Metaphase • d.) Anaphase 3 — Meiosis and Genetic Variability Understand the process of meiosis and how it results in genetic variability Which of these is true about meiosis? • a.) Meiosis occurs in all type of cells. • b.) Meiosis causes an increase in the chromosome number. • c.) Meiosis results in the formation of haploid cells. • d.) Daughter cells are identical to the parent cell. 4 — DNA Replication Understand the process of DNA replication What is a change in a gene's sequence called? • a.) DNA replication • b.) Gene mutation • c.) Semiconservative replication • d.) DNA polymerases 5 — Protein Synthesis, Part 1: Transcription Identify the components of transcription Which of these is an end product of transcription? • a.) Transfer RNA • b.) Amino acid chain • c.) Messenger RNA • d.) Complementary DNA 6 — Protein Synthesis, Part 2: Translation Identify the components of translation Translation takes place on a ribosome in the __________ of the cell. • a.) cytoplasm • b.) Golgi body • c.) nucleus • d.) mitochondria 7 — DNA Sequencing Understand how DNA is mapped and understood What is the main focus of the human genome project? • a.) To compare the DNA sequence of all organisms • b.) To map all the genes of a human being • c.) To restrict mutations from occurring in genes • d.) To manipulate genes to cure diseases 8 — DNA Technology and Research Understand applications of DNA technology Which of these is an example of bioremediation? • a.) The clean-up of an oil spill with genetically modified bacteria • b.) The production of insulin with genetically modified bacteria • c.) An increase in cereal production with the use of transgenic plants • d.) The treatment of a health disorder with an organ implant [Show More]
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