Multiple Choice 1. For double-stranded DNA, which nucleotide base pairing ratio will result to 1? A. C/T B. (A+T)/(G+C) C. A/G D. (A+C)/(G+T) 2. Why are genetic disorders such as hemophilia and Duchenne muscular dystrophy more prevalent in males than females? A. Because they can only be passed on from father to son B. Because they are recessive disorders C. Because they are dominant genetic disorders D. Because they are X-linked recessive disorders

Multiple Choice 1. For double-stranded DNA, which nucleotide base pairing ratio will result to 1? A. C/T B. (A+T)/(G+C) C. A/G D. (A+C)/(G+T) 2. Why are genetic disorders such as hemophilia and Duchenne muscular dystrophy more prevalent in males than females? A. Because they can only be passed on from father to son B. Because they are recessive disorders C. Because they are dominant genetic disorders D. Because they are X-linked recessive disorders

Name: Multiple Choice1. For double-stranded DNA, which nucleotide base pairi
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Description: Multiple Choice1. For double-stranded DNA, which nucleotide base pairing ratio will result to 1?A. C/TB. (A+T)/(G+C)C. A/GD. (A+C)/(G+T)2. Why are genetic disorders such as hemophilia and Duchenne muscular dystrophy more prevalent in males than femal

Biology: The Unity and Diversity of Life (MindTap Course List)

14th Edition

ISBN:9781305073951

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter8: Dna Structure And Function

Section: Chapter Questions

Problem 10SQ: Energy that drives the attachment of a nucleotide to the end of a growing strand of DNA comes...

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9.)Which of the following does NOT describe the molecular structure of (DNA) Deoxyribonucleic Acid? a.)DNA is made up of single strand, ribose sugar and nitrogen base. b.)DNA is a double helix. c.)DNA is made up of deoxyribose sugar. d.)DNA is made up of nitrogen bases 10.) Which of the following statements best describe the functions of the nervous system. a.)protects the body from injury, infection, and dehydration b.)relays messages from one part of the body to another c.)regulates and controls the body function d.)brings oxygen, food, and chemicals messages to the cells 11.)A molecule which is composed of a phosphate group, deoxyribose sugar and nitrogenous bases: Adenine, Guanine, Thymine and Cytosine a.)mRNA b.)RNA c.)tRNA d.)DNA 12.) What is the correct mRNA strand from this DNA? CAC – GTG – ACA - CGC a.)GTG – CAC – TGT - CGC b.)GUG – GUG – ACA – GCG c.)GUG – CAC – UGU - GCG d.)CAC – GTG – ACA – GCG 13.)Which describe the similarities and differences in the composition…
DNA replication requires _______. a. DNA polymerase b. nucleotides c. primers d. all are required
Can somone check my answers are in bold please for both questions :Which is NOT true of the different conformations of DNA? A. Z-DNA is a left-handed spiral. B. Both A-DNA and B-DNA are dehydrated. C. A-DNA and B-DNA are right-handed spirals. D. A-DNA and Z-DNA segments are limited to short regions of DNA. For double-stranded DNA, consider the following base ratios: A/G C/T C/G (A+C)/(G+T) (A+G)/(C+T) (A+T)/(G+C) Which of those ratios always equals 1? A. 3, 4, and 5 B. 3 and 6 C. 1, 4, and 5 D. 4 and 6 E. 1 and 2
12.please match with the type of mutation
no explanation necessary! Letter of answer only. Part I: Multiple choice 1. The DNA base pairing rules are: a) Any combination of the bases. b) T pairs with C, and A pairs with G. c) A pairs with T, and C pairs with G. d) C pairs with A, and T pairs with G. 2. DNA in cells is damaged: a) Millions of times a day. b) By collisions with other molecules or by chemical accidents and radiation. c) Not very often¸ and by radiation only. d) a and b 3. For genes that code for proteins, which molecule conveys the information from the gene to the ribosome? a) DNA b) mRNA c) tRNA d) rRNA 4. Which of the molecules below is produced during replication? a) mRNA b) rRNA c) tRNA d) DNA 5. Why is there a difference between the synthesis of a lead strand and that of a discontinuous strand in DNA molecules? a) The origins of replication are found only at end 5' of the molecule. b) Helicase and protein factors act at the extremity of 5'. c) DNA polymerases can only add new nucleotides at the extremity 3' a…
1. TRUE OR FALSE: a) Okazaki fragments are short DNA pieces that explain how the DNA polymerase can continue the synthesis of the new strand. b) Okazaki fragments are short DNA pieces that explain how the DNA polymerase can continue the synthesis of the new strand.
Please help me to answer the following: 1. Explain how the synthesis of a DNA daughter strand growing toward a replication fork differs from the synthesis of a daughter strand growing away from a replication fork. 2. The base sequence ACGTCT represents a portion of a single strand of DNA. Please draw the complete double stranded molecule for this portion of the strand and use the representation to illustrate the replication of the DNA strand.Please clearly identify the nucleotide bases involved, the new strands formed, and the daughter DNA molecules. 3. Please explain the origin of Okazaki fragments. Thank you very muxh for your help.
Multiple Choice 1. A sample of normal double-stranded DNA was found to have adenine content of 17%. What is the expected proportion of cytosine? A. 33% B. 17% C. 83% D. 8.5% 2. Which of the following statement about nitrogenous bases is not true? A. Adenine and Uracil are complementary base pairings. B. Cytosine and Thymine are complementary base pairings. C. Cytosine and Uracil are pyrimidines. D. Adenine and Guanine are purines
answer only no explanation necessary Part I: Multiple choice 1. The DNA base pairing rules are: a) Any combination of the bases. b) T pairs with C, and A pairs with G. c) A pairs with T, and C pairs with G. d) C pairs with A, and T pairs with G. 2. DNA in cells is damaged: a) Millions of times a day. b) By collisions with other molecules or by chemical accidents and radiation. c) Not very often¸ and by radiation only. d) a and b 3. For genes that code for proteins, which molecule conveys the information from the gene to the ribosome? a) DNA b) mRNA c) tRNA d) rRNA 4. Which of the molecules below is produced during replication? a) mRNA b) rRNA c) tRNA d) DNA 5. Why is there a difference between the synthesis of a lead strand and that of a discontinuous strand in DNA molecules? a) The origins of replication are found only at end 5' of the molecule. b) Helicase and protein factors act at the extremity of 5'. c) DNA polymerases can only add new nucleotides at the extremity 3' a strand in…
1. Here is a DNA sequence . Give the complimentary bases. ATT CGG TCG CGC TTA ACG
6. Which of the following DNA sample composition is expected to have the highest boiling point?A. 60% GC pair and 40% AT pairB. 50% GC pair and 50% AT pairC. 80% GC pair and 20% AU pairD. 20% GC pair and 80% AU pair7. What is the sequence following compounds in terms of increasing solubility to dilute methanol solution?A. Adenine → Adenosine → Adenosine monophosphateB. Adenosine monophosphate → Adenosine → AdenineC. Adenine →Adenosine monophosphate → AdenosineD. Adenosine diphosphate → adenine → Adenosine triphosphate8. Which RNA molecule is NOT involved in the processes of transcription and translation?A. Messenger RNAB. Transfer RNAC. Ribosomal RNAD. Micro-RNA 9. Which of the following functional groups promote the separation of nucleotide fragments in gel electrophoresis?A. Phosphate groupsB. Ribose moietiesC. Purine basesD. Pyrimidine bases10. How many nucleosomes are there in 6 solenoids?A. 10B. 42C. 36D. 50
6. Which of the following DNA sample composition is expected to have the highest boiling point?A. 60% GC pair and 40% AT pairB. 50% GC pair and 50% AT pairC. 80% GC pair and 20% AU pairD. 20% GC pair and 80% AU pair7. What is the sequence following compounds in terms of increasing solubility to dilute methanol solution?A. Adenine → Adenosine → Adenosine monophosphateB. Adenosine monophosphate → Adenosine → AdenineC. Adenine →Adenosine monophosphate → AdenosineD. Adenosine diphosphate → adenine → Adenosine triphosphate