Chapter_32 - Biology, 7e (Campbell) Chapter 32: An...

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Biology, 7e (Campbell) Chapter 32: An Introduction to Animal Diversity 1) Most animals exhibit the following structures or functions except A) nervous and muscle tissue. B) unique types of intercellular junctions, such as tight junctions and gap junctions. C) autotrophic nutrition. D) sexual reproduction. E) multicellularity. 2) Which of the following terms or structures is not associated with animals? A) eukaryotic B) cell wall C) desmosome D) zygote E) blastula 3) Both animals and fungi are heterotrophic. What distinguishes animal heterotrophy from fungal heterotrophy is that only animals derive their nutrition A) from organic matter. B) by preying on animals. C) by ingesting it. D) by consuming living, rather than dead, prey. E) by using enzymes to digest their food. 4) What is the correct sequence of the following four events during an animal's development? 1. gastrulation 2. metamorphosis 3. fertilization 4. cleavage A) 4, 3, 2, 1 B) 4, 3, 1, 2 C) 3, 2, 4, 1 D) 3, 4, 2, 1 E) 3, 4, 1, 2 5) At which stage would one be able to first distinguish a diploblastic embryo from a triploblastic embryo? A) fertilization B) cleavage C) gastrulation D) organogenesis E) metamorphosis 6) The number of legs an insect has, or the number of vertebrae in a vertebral column, or the number of joints in a digit (such as a finger) are all strongly influenced by ________ genes. A) haploid B) introns within C) heterotic D) heterogeneous E) Hox
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7) Almost all of the major animal body plans seen today appeared in the fossil record over 500 million years ago at the beginning of the A) Cambrian period. B) Ediacaran period. C) Permian period. D) Carboniferous period. E) Cretaceous period. 8) Evidence of which structure or characteristic would be most surprising to find among fossils of the Ediacaran fauna? A) true tissues B) mineralized hard parts C) bilateral symmetry D) cephalization E) embryos 9) Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
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This note was uploaded on 02/27/2009 for the course SC 424111 taught by Professor Various during the Winter '08 term at Kasetsart University.

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Chapter_32 - Biology, 7e (Campbell) Chapter 32: An...

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