Place the following organisms in order of appearance in the fossil record, beginning with the earliest
A. ferns, algae, flowering plants, gymnosperms
B. amphibians, reptiles, fish, mammals What will be an ideal response?
ANS:A
) algae,ferns,gymnosperms
B) fish, amphibians,reptiles, mammals
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In Chapter 3, you learned about the evolution of the 14 finch-like species on the Galapagos
Islands. As shown in the figure below, each species has a different beak shape; thus, each
species is adapted to feeding on different food sources.
Answer the following statements true (T) or false (F)
1.The type of animal behavior that is inborn and does not require experience or learning to be performed correctly is innate behavior. 2.Imprinting is a kind of rapid learning that occurs only during a restricted time, early in the life of an animal. 3.In almost all cases, innate and learned behaviors are determined by both genetics and environment. 4.The scientific study of animal behavior is ethology. 5.If an individual reduces its own fitness for the survival of and reproduction of nondescendant relatives is termed kin selection.
Which of the following is characteristic of gymnosperms?
a. The gametophyte generation is dominant. b. They are wind pollinated. c. They are more diverse than the angiosperms. d. They are water pollinated. e. All of the above are correct.
Choose the proper item below for the following statements.
A. He/she created a laboratory-produced protocell consisting of a fatty acid membrane enclosing a clay particle that has RNA bound to its surface. B. He/she conducted the first primitive atmosphere simulation experiment. C. D. E.