Campbell Biology (10th Edition)
10th Edition
ISBN: 9780321775658
Author: Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. Jackson
Publisher: PEARSON
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Chapter 28.3, Problem 2CC
WHAT IF? Ø Would you expect the plastid DNA of photosynthetic dinoflagellates, diatoms, and golden algae to be more similar to the nuclear DNA of plants (domain Eukarya) or to the chromosomal DNA of cyanobacteria (domain Bacteria)? Explain.
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Chapter 28 Solutions
Campbell Biology (10th Edition)
Ch. 28.1 - Cite at least four examples of structural and...Ch. 28.1 - Summarize the role of endosymbiosis in eukaryotic...Ch. 28.1 - Prob. 3CCCh. 28.2 - Why do some biologists describe the mitochondria...Ch. 28.2 - WHAT IF? DNA sequence data for a diplomonad, a...Ch. 28.3 - Explain why forams have such a well-preserved...Ch. 28.3 - WHAT IF? Would you expect the plastid DNA of...Ch. 28.3 - Prob. 3CCCh. 28.3 - Prob. 4CCCh. 28.4 - Contrast red algae and brown algae.
Ch. 28.4 - Why is it accurate to say that Ulva is truly...Ch. 28.4 - Prob. 3CCCh. 28.5 - Contrast the pseudopodia of amoebozoans and...Ch. 28.5 - Prob. 2CCCh. 28.5 - Prob. 3CCCh. 28.6 - Justify the claim that photosynthetic protists are...Ch. 28.6 - Prob. 2CCCh. 28.6 - WHAT IF? High water temperatures and pollution...Ch. 28.6 - MAKE CONNECTIONS The bacterium Wolbachia is a...Ch. 28 - Describe similarities and differences between...Ch. 28 - What evidence indicates that the excavates form a...Ch. 28 - Prob. 28.3CRCh. 28 - On what basis do systematists place plants in the...Ch. 28 - Describe a key feature for each of the main...Ch. 28 - Prob. 28.6CRCh. 28 - Plastids that are Surrounded by more than two...Ch. 28 - Biologists think that endosymbiosis gave rise to...Ch. 28 - Prob. 3TYUCh. 28 - According to the phylogeny presented in this...Ch. 28 - In a life cycle with alternation of generations,...Ch. 28 - Based on the phylogenetic tree in Figure 28.2,...Ch. 28 - Prob. 7TYUCh. 28 - SCIENTIFIC INQUIRY Applying the If then logic of...Ch. 28 - WRITE ABOUT A THEME: INTERACTIONS Organisms...Ch. 28 - SYNTHESIZE YOUR KNOWLEDGE This micrograph show's a...
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- 1. Describe the pattern of base pair matching for the two strands in the plant's DNA. In other words, which types of bases are paired together? Does the DNA from the mammal follow the same base-pairing rule as the DNA from the plant? Is base-pairing the same or different in the DNA of the bacterium? 2. Which characteristics are similar in the DNA of plants, mammals, and bacteria? What is the only characteristic that differs between these segments of DNA from a plant, a mammal and a bacterium?arrow_forwardQuestion:- Which characteristics would you expect to be indicativeof horizontal gene transfer?T / F A significant change in %GC in part of the genome of an organismT / F Deletions of gene in the genomeT / F An insertion of a stretch of DNA when aligning sequences from closely related speciesT / F Missing genomic DNA sequences when aligning sequences from closely related speciesT / F Duplications of genes in parts of the genomearrow_forwardQ1: What are the structures that result from the first level of coiling around proteins called? Q2: What makes up a “bead” and what makes up the “string” in the beads-on-a-string structure of DNA? Q3: What is the name for the structure that is more compact than the beads-on-a-string structure but less compact than an actual chromosome?arrow_forward
- 3. Now that the sequence of the entire E. coli K12 straingenome (roughly 5 Mb) is known, you can determineexactly where a cloned fragment of DNA came fromin the genome by sequencing a few bases and matching that data with genomic information.a. About how many nucleotides of sequence information would you need to determine exactly where afragment is from?b. If you had purified a protein from E. coli cells,roughly how many amino acids of that proteinwould you need to know to establish which geneencoded the protein?c. You determine 100 nucleotides of sequence ofgenomic DNA from a different E. coli strain, butyou cannot find a match in the E. coli K12 genomesequence. How is this possible?arrow_forwardWHAT IF? What evolutionary processes might accountfor prokaryotes having smaller genomes than eukaryotes?arrow_forward4a) What is the physical or structural difference between heterochromatin (also called "heterochromatic DNA") and euchromatin ("euchromatic DNA")?arrow_forward
- Assumptions: -There are approximately 3,000,000,000 base paris in the mammalian genome (genes constitute only a portion only a portion of this total. -There are approximately 10,000 genes in the mammalian genome. - A single gene averages 10,000 base pairs in size. -Only 1 out of 3 mutation that occur in gene result in a chnage to the protein structure. In the mammalian genome: How many total base-pairs are in all the mammalian genes? what proportion (%) of the total genome does this represent? What is the probability that a random mutation will occur in any given gene? What is the probability mutation will change the structure of a protein?arrow_forwardYes or no? during situ hybridization digoxygenin can be recognized by antibody. Does pcr generate linear moleyof dna? in situ hybridization reveals distribution of a gene's mrna in an organism.arrow_forward2c) If the whole potoroo genome is 4.2 x 10' bp, and the highlyrepetitive DNA in the potoroo genome is composed entirely ofcopies of the sequence 5'AAGACT' and its complement, howmany copies of this sequence are present in the potoroogenome?arrow_forward
- Suppose you are characterizing the DNA of a diploidplant species that had never been analyzed previously.You purify all the DNA that can be isolated from a seedling, and subject this DNA to high-throughput sequencinginvolving millions of reads of random DNA fragments.a. If you obtained on average 100 reads of a givensingle-copy nuclear DNA sequence, about howmany reads would you obtain for mtDNA? ForcpDNA? (Assume each mitochondrion has10 genome copies and that each choloroplast has20 genome copies. Assume also that the averagecell of this plant species has 1000 mitochondriaand 50 chloroplasts.)b. Beyond the number of reads, what other criteriawould allow you to conclude whether a particularread was of nuclear DNA, mtDNA, or cpDNA?arrow_forwardMAKE CONNECTIONS Speculate about whether thesame enzyme could methylate both a histone and a DNAbase. (See Concept 5.4.)arrow_forwardWrite the structure of DNA (5 statements at least) Give 4 differences between DNA and RNA If one strand of DNA has the following nucleotide sequence, then the complementary strand willhave:- A T A G G C T G C C C G –- - COMPLIMENTARY STRAND What are plasmids? What are sticky ends? What is the function of Ligase? DNA Gel electrophoresis is conducted on what principles? Write at least 3.arrow_forward
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