Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Chapter 43.4, Problem 1TC
Summary Introduction
To explain:
If the development in humans were as thoroughly determined as it is in sea squirts, would identical twins be more or less common.
Introduction:
Fertilization is a process in which haploid male gamete (sperm) fuses with the haploid female gamete (egg or ovum) that result in the formation of diploid zygote. The zygote then further develops into a blastula, gastrula that later results in the formation of an embryo.
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Chapter 43 Solutions
Biology
Ch. 43.1 - define development and describe how cell division...Ch. 43.2 - Prob. 1CYLCh. 43.3 - describe early development in amphibians,...Ch. 43.3 - Prob. 2CYLCh. 43.4 - Prob. 1TCCh. 43.4 - Prob. 2TCCh. 43.4 - Does the development of a human limb, and the rest...Ch. 43.4 - Prob. 1CYLCh. 43.4 - Prob. 2CYLCh. 43.5 - Prob. 1TC
Ch. 43.5 - Prob. 1CSCCh. 43.5 - Prob. 2TCCh. 43.5 - Prob. 3TCCh. 43.5 - Prob. 1HYEWCh. 43.5 - describe human embryonic development from...Ch. 43.5 - describe the structure and function of the...Ch. 43.5 - Prob. 3CYLCh. 43.6 - Prob. 1TCCh. 43.6 - Prob. 1CYLCh. 43.6 - Prob. 2CYLCh. 43.6 - Prob. 3CYLCh. 43.6 - Prob. 2TCCh. 43 - Prob. 1MCCh. 43 - Animals with Indirect development a. develop...Ch. 43 - Prob. 3MCCh. 43 - Prob. 4MCCh. 43 - Prob. 5MCCh. 43 - Prob. 6MCCh. 43 - Prob. 7MCCh. 43 - Prob. 8MCCh. 43 - Prob. 1FIBCh. 43 - Prob. 2FIBCh. 43 - Prob. 3FIBCh. 43 - Prob. 4FIBCh. 43 - Distinguish between direct and indirect...Ch. 43 - Describe the structure and function of the four...Ch. 43 - What is gastrulation? Describe gastrulation in...Ch. 43 - Prob. 4RQCh. 43 - Prob. 5RQCh. 43 - In humans, where does fertilization occur, and...Ch. 43 - Prob. 7RQCh. 43 - Prob. 8RQCh. 43 - How do changes in the breast prepare a mother to...Ch. 43 - Prob. 10RQCh. 43 - Prob. 1ACCh. 43 - Prob. 2AC
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- List the advantages of evolving a deuterostome pattern of development.arrow_forwardWhat structural adaptation in chickens allows them to lay theireggs in arid environments rather than in water?(A) extraembryonic membranes(B) yolk(C) cleavage(D) gastrulationarrow_forwardWhy does the dispersion or contraction stage of the developmental cycle assume a complex characterarrow_forward
- What would happen if one cell was removed or damaged at the 2-cell stage of sea urchin embryo development? What about if one cell was removed at the 4-cell stage? At the 8-cell stage? How about if two cells were separated after the first cleavage and allowed to develop on their own?arrow_forwardconsider a pig that has only fully formed ovary. how would this affect the pig's future reproduction?arrow_forwardExplain: Is the degenerating blastocoel visible in the frog gastrula? How much yolk protrudes through the blastopore of a frog gastrula How much yolk protrudes through the blastopore of a frog gastrula? Chickens lack a larval stage. How do they compensate for this?arrow_forward
- elucidate. How is the formation of the primitive streak during gastrulation relevant to the primitive streak during axis formation?arrow_forwardwhat is the process which involves in the self-destruction of cells in the developing embryo as shown in the disappearance of the embryo’s tail?arrow_forwardname the stage of development in this fish embryoarrow_forward
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