BIOLOGY
4th Edition
ISBN: 9781266739606
Author: Hoefnagels
Publisher: MCG
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Chapter 8, Problem 2PIT
Summary Introduction
To determine:
The survey of
Concept introduction:
The connections between three important processes are given which take place in our body during cell. Process of mitotic division is explained in which three different steps occur starting with Interphase, then mitosis, and then at last is the division of cytoplasm.
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3. DNA is a double helix. The sequences of based on one side of the DNA molecule are complementary to the other side of the DNA molecule. If one side of the DNA strand was ATA GTA CTC TGA, what would the other side be?
8. Shown below is a DNA strand.
5' GACGTACTACGACTATGGC 3'
What is the correct representation of its complementary
strand?
4. The newly synthesized DNA strand during replication was made from the 5' to 3' direction.
5. The enzyme helicase unzips a double-stranded DNA by breaking the ionic bond between
base pairs.
Chapter 8 Solutions
BIOLOGY
Ch. 8.1 - Explain the roles of mitotic cell division,...Ch. 8.1 - Prob. 2MCCh. 8.2 - Prob. 1MCCh. 8.2 - Prob. 2MCCh. 8.2 - Prob. 3MCCh. 8.2 - Prob. 4MCCh. 8.2 - Prob. 5MCCh. 8.3 - Which cell types divide by binary fission?Ch. 8.3 - Prob. 2MCCh. 8.4 - Prob. 1MC
Ch. 8.4 - Sketch and label the main parts of a duplicated...Ch. 8.5 - Prob. 1MCCh. 8.5 - Prob. 2MCCh. 8.5 - Prob. 3MCCh. 8.5 - Distinguish between mitosis and cytokinesis.Ch. 8.6 - Prob. 1MCCh. 8.6 - Prob. 2MCCh. 8.6 - Prob. 3MCCh. 8.6 - Prob. 4MCCh. 8.6 - List and describe the three most common cancer...Ch. 8.6 - Prob. 6MCCh. 8.6 - Prob. 7MCCh. 8.7 - Prob. 1MCCh. 8.7 - Prob. 2MCCh. 8.8 - Prob. 1MCCh. 8.8 - Prob. 2MCCh. 8 - A DNA molecule is placed in a test tube containing...Ch. 8 - Prob. 2MCQCh. 8 - Prob. 3MCQCh. 8 - Prob. 4MCQCh. 8 - Prob. 5MCQCh. 8 - Prob. 1WIOCh. 8 - Write and explain an analogy for each of these DNA...Ch. 8 - Prob. 3WIOCh. 8 - Obtain a rubber band and twist it as m any times...Ch. 8 - Sketch and describe the events that occur when a...Ch. 8 - Prob. 6WIOCh. 8 - Prob. 7WIOCh. 8 - Describe what will happen to a cell if interphase...Ch. 8 - List the ways that binary fission is similar to...Ch. 8 - Prob. 10WIOCh. 8 - Prob. 11WIOCh. 8 - Why do chemotherapy and radiation sometimes kill...Ch. 8 - Prob. 13WIOCh. 8 - Prob. 1PITCh. 8 - Prob. 2PITCh. 8 - Prob. 3PIT
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- The statement DNA replicates by a semiconservative mechanism means that (a) only one DNA strand is copied (b) first one DNA strand is copied and then the other strand is copied (c) the two strands of a double helix have identical base sequences (d) some portions of a single DNA strand are old and other portions are newly synthesized (e) each double helix consists of one old and one newly synthesized strandarrow_forwardWhat are the base-pairing rules for DNA? a. A-G, T-C b. A-C, T-G c. A-T, G-Carrow_forwardDescribe how the two strands of DNA are oriented with respect to each other.arrow_forward
- Which of the following is part of the elongation step of DNA synthesis? pulling apart the two DNA strands attaching complementary nucleotides to the template strand untwisting the DNA helix none of the abovearrow_forwardWhich of the following statements about DNA is false? a. Phosphate is linked to the 5 and 3 carbons of adjacentdeoxyribose molecules. b. DNA is bidirectional in its synthesis. c. Each side of the helix is antiparallel to the other. d. The binding of adenine to thymine is through three hydrogenbonds. e. Avery identified DNA as the transforming factor in crossesbetween smooth and rough bacteria.arrow_forward2. Describe what is meant be the antiparallel arrangement of DNA.arrow_forward
- 1. A portion of one strand of DNA has the sequence 5′ ATTCGGTAA 3′. If this strand is used as a template for DNA replication, which of the following correctly depicts the sequence of the newly synthesized strand in the direction in which it will be synthesized? Group of answer choices a. 5' TTACCGAAT 3' b. 3′ AATGGCTTA 5′ c. 5′ TAAGCCATT 3′ d. 3′ TTACCGAAT 5′ 2. The following represents a DNA strand in the process of replication. The bottom sequence is that of the DNA strand with polarity indicated and the top sequence represents the RNA primer. GGGGCCUUG 5′ TATAACCCCGGAACACTATAC 3′ Which of the following will be the first DNA nucleotide added to the primer? Group of answer choices a. C b. G c. A d. T 3. A scientist, Dr. Doom would like to create a novel antibiotic by targeting translation in bacterial cells. Which enzyme(s) would Dr. Doom need to target to prevent translation at the transcriptional stage? Group of answer choices a. RNA Polymerase…arrow_forward3. For this short DNA segment, a. identify the 5' end and the 3' end of the molecule. b. circle the atoms that comprise the backbone of the nucleic acid chain. c. write the nucleotide sequence of this DNA segment. P-OCH, CH, HN OP-OCH, NH, OCH, OH 4. A DNA strand has the sequence ATGGCAATCCTCAAACGCTGT a. What is the sequence of the complementary DNA strand? b. What is the sequence of the mRNA that would be produced during transcription from the original strand of DNA? 5. Write the codon on mRNA that would pair with each tRNA anticodon. a. UUG b. GAA c. UCC d. CACarrow_forward7. Strand A represents one side of a DNA molecule, while Strand B represents a growing RNA molecule. Where would this interaction be expected to take place? * STRAND A STRAND B KEY ADENINE THYMINE GUANINE CYTOSINE URACIL cell membrane O ribosome nucleus vacuolearrow_forward
- 6. James Watson and Francis Crick were the two scientists who received credit for identifying the structure of DNA. They based their findings on the work of Rosalind Franklin. Group of answer choices True False 7. Transcription uses a strand of DNA as a template or copy and makes a new strand of RNA which is used to eventually code for proteins. Group of answer choices True False 9. After the process of DNA replication, there are two newly formed strands of DNA in each double helix. Group of answer choices True False plz aNSWER ALLarrow_forward7.Which one is the answer please be specificarrow_forward1. All of the following are true of DNA EXCEPT: Group of answer choices A. It contains the base uracil (U) B. It is double stranded C. It contains deoxyribose sugar D. It contains the base thymine (T)arrow_forward
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