Homework Answers
Answer d. It is used to establish paternal relationship.
Mitochondrial DNA is inherited from the mother by ovum. But sperm loses mtDNA after fertilization. so it can not be used to establish a paternal relationship. But it can be used for maternal, grandmother, grand-grandmother relationships.
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Which of these is not true regarding mitochondrial DNA analysis Select one: a. It is not...
You are performing an analysis of squirrel mitochondrial DNA, which is a circular double-stranded DNA molecule...
You are performing an analysis of squirrel mitochondrial DNA, which is a circular double-stranded DNA molecule that is 23,000 bp in length. You are using restriction enzymes and agarose gel electrophoresis in your experiments. You have decided to use two restriction endonucleases: Pstl and Tagl. The picture below shows their recognition sites, and the red arrows indicate their strand- Pstl (Providencia stuartii) CTGCAG GACGTC specific cleavage sites. Taqi (Thermus aquaticus) TCGA AGCT Part A: The Pstl and Taql enzymes both...
Quession 14 Which statement about mitosis is true? Select one a. DNA replication is completed in...
Quession 14 Which statement about mitosis is true? Select one a. DNA replication is completed in prophase. b. The chromosome number in the resulting cells is halved c. Two genetically identical daughter cells are formed. d Crossing over occurs during prophase e. It consists of two nuclear divisions. Quession 15 How does a nucleus in G2 difler from a nucleus in G17 Select one a. DNA synthesis occurs only in G1 phase. b Inactive cells are arrested only in G2...
Which of the following is true regarding DNA sequencing? (multiple answers possible) a. Next generation sequencing...
Which of the following is true regarding DNA sequencing? (multiple answers possible) a. Next generation sequencing is limited to simultaneous sequencing of 23 different nucleotide chains at a time b. Next generation sequencing or “sequencing by synthesis”, requires ddNTPs c. DNA fragments generated by the Sanger sequencing reaction each contain a primer incorporated at the 5’ end of the nucleotide chain. d. Primers are labeled with different flurophores allowing all 4 chain termination reactions for Sanger sequencing to be combined...
Which of the following statements is true regarding the complexity of biological systems? Select one: A....
Which of the following statements is true regarding the complexity of biological systems? Select one: A. An ecosystem displays complex properties of the biotic component only. B. An understanding of the interactions between different components within a living system is an approach towards understanding reductionism. C. Knowing the function of a component of a living system can provide insights into the structure and organization of the living system. D. Understanding the chemical structure of DNA reveals how it directs the...
Which of the following are true regarding homeostasis (select all that apply)? Select one or more:...
Which of the following are true regarding homeostasis (select all that apply)? Select one or more: a. The process is determined by the optimal ranges of proteins and enzymes. b. The process involves integration of multiple organ systems. c. The process involves both positive and negative feedback mechanisms. d. The process is found in multicellular and unicellular groups. e. The process involves controlled systems and regulatory systems.
Which of the following is a true statement regarding relationships between the financial statements? Select one:...
Which of the following is a true statement regarding relationships between the financial statements? Select one: a. Sale on credit increases net sales on Income Statement and decreases inventory on Balance Sheet b. When a customer pays for a product accounts receivable on balance sheet becomes income on Income Statement c. When expenses are paid, cash from operations increases on Cash Flow, and Accounts Payable decreases on Balance Sheet d. Expenses incurred on Income Statements become accounts receivable on the...
Which of the following statement is true regarding inventory costing? Select one: O A. Under FIFO,...
Which of the following statement is true regarding inventory costing? Select one: O A. Under FIFO, the first units purchased are sold and ending inventory is made up of the most recent purchase O B. The cost of ending inventory is the same Under the LIFO and FIFO methods. O C. Both statements are true O D. None of the above statements are true Petty Cash is reserved for large purchases or repairs such as the replacement of a truck...
Which of the following is NOT true about Taq DNA polymerase? Select one: a. It can...
Which of the following is NOT true about Taq DNA polymerase? Select one: a. It can act as an exonuclease to cut single-stranded DNA b. It adds nucleotide triphosphates to form a new DNA strand c. It functions at extremely high temperatures d. It requires a salt environment (buffer) to work
1. Which of the following is / are TRUE regarding a DNA molecule? a) A SINGLE...
1. Which of the following is / are TRUE regarding a DNA molecule? a) A SINGLE DNA molecule consists of 2 nucleotide chains b) Covalent, phosphodiester bonds connect the nucleotides of a single nucleotide chain together c) Phosphodiester bonds join the separate nucleotide chains to one another forming a single molecule d) Hydrogen bonds join the separate nucleotide chains to one another forming a single molecule 2. During DNA replication, the enzyme helicase: a) Unwinds the double helix b) Functions...
Which of the following statements is TRUE? A. Most proteins in the human mitochondrion are encoded...
Which of the following statements is TRUE? A. Most proteins in the human mitochondrion are encoded by nuclear genes. B. Heteroplasmy refers to the presence of different alleles in a single organelle. C. cpDNA evolves faster than nuclear DNA. D. One piece of evidence supporting the endosymbiotic theory is the extreme similarity between mitochondrial DNAs from different organisms. E. Plants contain chloroplasts, not mitochondria.
You are performing an analysis of squirrel mitochondrial DNA, which is a circular double-stranded DNA molecule that is 23,000 bp in length. You are using restriction enzymes and agarose gel electrophoresis in your experiments. You have decided to use two restriction endonucleases: Pstl and Tagl. The picture below shows their recognition sites, and the red arrows indicate their strand- Pstl (Providencia stuartii) CTGCAG GACGTC specific cleavage sites. Taqi (Thermus aquaticus) TCGA AGCT Part A: The Pstl and Taql enzymes both...
Quession 14 Which statement about mitosis is true? Select one a. DNA replication is completed in prophase. b. The chromosome number in the resulting cells is halved c. Two genetically identical daughter cells are formed. d Crossing over occurs during prophase e. It consists of two nuclear divisions. Quession 15 How does a nucleus in G2 difler from a nucleus in G17 Select one a. DNA synthesis occurs only in G1 phase. b Inactive cells are arrested only in G2...
Which of the following is a true statement regarding relationships between the financial statements? Select one: a. Sale on credit increases net sales on Income Statement and decreases inventory on Balance Sheet b. When a customer pays for a product accounts receivable on balance sheet becomes income on Income Statement c. When expenses are paid, cash from operations increases on Cash Flow, and Accounts Payable decreases on Balance Sheet d. Expenses incurred on Income Statements become accounts receivable on the...
Which of the following statement is true regarding inventory costing? Select one: O A. Under FIFO, the first units purchased are sold and ending inventory is made up of the most recent purchase O B. The cost of ending inventory is the same Under the LIFO and FIFO methods. O C. Both statements are true O D. None of the above statements are true Petty Cash is reserved for large purchases or repairs such as the replacement of a truck...
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