Blastula Study guides, Class notes & Summaries
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BIOLOGY 225 MIDTERM 1 FORM AND FUNCTION OF ORGANISMS IN ANIMALS CONCORDIA UNIVERSITY 2023 COMING SEMESTER EXAM STUDY GUIDE WITH PRACTICE QUESTIONS AND ANSWERS FULL TEST BANK
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Textbook Readings Chapter _ 32 
 
Animal Diversity 
 
	Animals are multicellular, heterotrophic eukaryotes with tissues that develop from embryonic layers 
	Animals are a diverse monophyletic group with 34 major animal phyla 
	About 1.3 million species of animals living 
	Three characteristics define the entire group 
1.	Mode of nutrition 
2.	Cell structure and specialization 
3.	Reproduction and development 
	Nutritional Monde 
	Animals are heterotrophs 
	They cannot construct all their own or...
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AP BIOLOGY Student Exploration: Embryo Development Gizmo
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AP BIOLOGY Student Exploration: Embryo Development Gizmo 
Student Exploration: Embryo Development 
Vocabulary: Blastula, Carnegie stages, differentiation, ectoderm, embryo, embryology, 
embryonic stem cells, endoderm, fetus, gastrula, inner cell mass, mesoderm, morula, neurula, 
primitive streak, trilaminar disk, zygote 
Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 
1. The images below show embryos of different species at different stages of development. 
Label the images below w...
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CMMB 403 Midterm Question and answers correctly solved 2024
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CMMB 403 Midterm Question and answers correctly solved 2024 
Two major changes of the mid-blastula transition - correct answer 1. Changes in the length of the cell cycle 
2. Activation of zygotic genes 
 
Key aspects of gastrulation (3) - correct answer 1. Blastula turns into gastrula 
2. Formation of blastopore 
3. Germ layers move into their final positions 
 
What is a blastopore - correct answer Opening of central cavity in embryos 
 
Key aspects of organogenesis (3) - correct answer 1...
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BIO 172 Pre-Questions and Answers with Certified Solutions
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BIO 172 Pre-Questions and Answers 
 
with Certified Solutions 
 
A spermatheca 
A. Is a component of the male reproductive system used to create male gametes 
B. Is a component of the male reproductive system used to store male gametes 
 
C. Is a component of the male reproductive system used to sort viable male gametes from non- 
viable male gametes 
 
D. Is a component of the male reproductive system used to deliver male gametes to females 
E. Is a component of the female reproductive system u...
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BIO 172 UH Manoa Exam 2 Latest Update Graded A+
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BIO 172 UH Manoa Exam 2 Latest 
 
Update Graded A+ 
 
Animals Multicellular eukaryotes 
Heterotrophs: Ingest their food 
Lack Cell Walls 
Body held together by structural proteins 
 
Collagen Make up connective tissues (fibers) 
Flexible and high tensile (stretching) 
 
Skin Dense irregular arrangement of collagen 
 
Ligament Collagen arranged in sheets 
(Connects Bones) 
 
Tendon Cable-like arrangement of collagen 
(Connects muscle to bone) 
 
Zygote Fertilized egg 
(Sperm+Egg=Zygote) 
Undergoe...
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CMMB 403 - Final Exam Review | New Questions and Answers 2024 |Updated & Verified
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Which animal's development is chick development most similar to compared to other 
species?Most similar to humans than other species talked about in lecture (like 
amphibians and flies) 
What is the Nieuwkoop Centre (NC)? When does it emerge during embryo 
development?Centre that induces the formation of the organizer and later the dorsal 
mesoderm; emerges during the late blastula stage 
How does the fish organizer and Niewukoop Centre (NC) compare to their amphibian 
counterparts?They have si...
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CMMB 403 Practice Exam New Questions and Answers 2024 |Updated & Verified
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Mid-blastula transition (MBT) transition from synchronous to asynchronous cell division 
Blastocoel cavity during development around time of MBT, fluid-filled space; future 
anus (frog) and future mouth (sea urchin) 
Gastrulation rearrangement of cell layers during early embryo development; 
endoderm, mesoderm and ectoderm rearrangment 
Fate map used at specific stage of embryo development that can tell what cells will 
become later in development 
Oocyte immature egg
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CMMB 403 Question and answers already passed 2024
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CMMB 403 Question and answers already passed 2024Fertilization - correct answer Fusion of an egg and sperm cell to produce a zygote 
 
Cleavage - correct answer rapid mitotic cell division of the zygote that begins immediately after fertilization 
 
Gastrulation - correct answer In animal development, a series of cell and tissue movements in which the blastula-stage embryo folds inward, producing a three-layered embryo, the gastrula. 
 
Organogenesis - correct answer process of organ format...
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Biology 172 UH MANOA Exam 2 Latest Version Already Passed
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Biology 172 UH MANOA Exam 2 Latest 
 
Version Already Passed 
 
Animal qualities 1. 2. 3. 4. ? (Multicellular eukaryotes, heterotrophs, cells lack cell walls, 
bodies held together by structural proteins-collagen) 
 
What is Collagen? 1. 2. 3. 4. (Most abundant protein in animal bodies, flexible, high tensile 
strength and elastic resistance) 
 
Skin vs Ligament vs Tendon arrangement of collagen? 1skin- dense irregular. 2. Ligament- 
sheets. 3. Tendon- cable-like 
 
Germ layers give rise to 1 2?...
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Biology 1108 Exam 3 Questions and Answers Latest Update 2024 Graded A+
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Biology 1108 Exam 3 Questions and Answers Latest Update 2024 Graded A+. Alpine - Correct Answers Similar to Tundra, Lacks permafrost, 
Budding - Correct Answers Form of asexual reproduction in which a 
bud/protrusion forms on an organism and eventually breaks off to form a 
new organism that is smaller than its parent. 
Fragmentation - Correct Answers A type of asexual reproduction in which 
one organism is broken into pieces, each of which develops into a new 
individual 
Parthenogenesis - Cor...
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