Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Chapter 20, Problem 23CTQ
Describe how aphids acquired the ability to change color.
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Chapter 20 Solutions
Biology 2e
Ch. 20 - Figure 20.6 At what levels are cats and dogs...Ch. 20 - Figure 20.10 Which animals in this figure belong...Ch. 20 - Figure 20.11 What is the largest clade in this...Ch. 20 - What is used to determine phylogeny? mutations DNA...Ch. 20 - What do scientists in the field of systematics...Ch. 20 - Which statement about the taxonomic classification...Ch. 20 - On a phylogenetic tree, which term refers to...Ch. 20 - Which statement about analogies is correct? They...Ch. 20 - What do scientists use to apply cladistics?...Ch. 20 - What is true about organisms that are a part of...
Ch. 20 - Why do scientists apply the concept of maximum...Ch. 20 - The transfer of genes by a mechanism not involving...Ch. 20 - Particles that transfer genetic material from one...Ch. 20 - What does the trunk of the classic phylogenetic...Ch. 20 - Which phylogenetic model proposes that all three...Ch. 20 - How does a phylogenetic tree relate to the passing...Ch. 20 - Some organisms that appear very closely related on...Ch. 20 - List the different levels of the taxonomic...Ch. 20 - Dolphins and fish have similar body shapes. Is...Ch. 20 - Why is it so important for scientists to...Ch. 20 - Describe maximum parsimony.Ch. 20 - Compare three different ways that eukaryotic cells...Ch. 20 - Describe how aphids acquired the ability to change...
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- Create a dichotomous key between housefly, hard tick, and sheep ked using morphological characteristics.arrow_forwardWhat is evidence for conflict in Dictyostelium? A. only clonal groups have unequal spore/stalk ratios B. chimeras form between genotypes C. clonal groups migrate farther as a slug compared to chimeras D. clonal groups have shorter stalk lengtharrow_forwardName the haploid and diploid individuals in the family of honey bees and analyze the reasons behind their formation.arrow_forward
- Which statement about the genomes of prokaryotes is not correct? A. Prokaryotic chromosomes are sometimes called plasmids B. Prokaryotic genomes are haploid throughout the life of the cell C. The prokaryotic chromosome is found the nucleoid region D. Prokaryotic genomes are composed of circular DNAarrow_forwardHow is the life cycle of Ascomycetes different from that of humans? A. Haploid cells undergo meiosis. B. Haploid cells undergo mitosis. C. Diploid cells undergo meiosis. D. Diploid cells undergo mitosis.arrow_forwardBased on this information, is the pea aphid a true autotroph?arrow_forward
- Among plants, three different generaSolanum, Petunia and Datura are placed in which family?A. Cancidae B. SolanaceaeC. Felis D. Felidaearrow_forwardProvide a biological reason for the association between the number of aphids and the age of trees.arrow_forwardExplain why the recessive white eye gene in male fruit flies can disappear in one generation and show up in another. Use a diagram to explain fully.arrow_forward
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