Metazoa - Guides d'étude, Notes de cours & Résumés

WSU Biology 106 Exam 3 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES |ALREADY GRADED A+ Arthropods - ANSWER- Phyla with greatest amount of diversity with 85% of animal spp 700 million years ago - ANSWER- When the first animals originated Porifera (sponges) - ANSWER- Phyla with no tissues, muscles, nerves, or specialized organs Choanocytes - ANSWER- Flow of water and food acquisition in sponges Amoebocytes - ANSWER- Found in sponges, these cells are mobile and perform numer...

WSU Biology 106 Exam 3 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES |ALREADY GRADED A+ Arthropods - ANSWER- Phyla with greatest amount of diversity with 85% of animal spp 700 million years ago - ANSWER- When the first animals originated Porifera (sponges) - ANSWER- Phyla with no tissues, muscles, nerves, or specialized organs Choanocytes - ANSWER- Flow of water and food acquisition in sponges Amoebocytes - ANSWER- Found in sponges, these cells are mobile and perform numer...

Pre-Lab 7: Introduction to Metazoa (Score: Question 1. Study the phylogeny of animals in figure 7.3. Where are humans on this phylogeny? What are the defining features of the phylum to which humans belong? Humans are on the chordata. The defining features are notochord, dorsal hollow nerve chord, and post-anal tail. Question 2. Study the phylogeny of animals in figure 7.3. What feature of the phylogeny supports the fact that deep relationships among animals remain unresolved? Polytomy:sho...

WSU Biology 106 Exam 3 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES |ALREADY GRADED A+ Arthropods - ANSWER- Phyla with greatest amount of diversity with 85% of animal spp 700 million years ago - ANSWER- When the first animals originated Porifera (sponges) - ANSWER- Phyla with no tissues, muscles, nerves, or specialized organs Choanocytes - ANSWER- Flow of water and food acquisition in sponges Amoebocytes - ANSWER- Found in sponges, these cells are mobile and perform numer...

Artificial cross-fertilization - Answer- removing anthers from a flower and introducing pollen of the desired type with a small brush Pure-breeding strains - Answer- strains that consistently produce the same phenotype Took Mendel two years to prepare his P1 (Parental) generation - Answer- The original parents F1 (Filial) generation - Answer- offspring of the P generation Replicate crosses - Answer- repeat each cross several times Reciprocal crosses - Answer- The same genotypes...

Phylogeny (USABO) FINAL EXAM QUESTIONS 2024. Chytridiomycota (chytrids) - ANSWER flagellated spores; fungi Zygomycota (zygomycetes) - ANSWER resistant zygosporangium as sexual stage; fungi Glomeromycota (arbuscular mycorrhizal fungi) - ANSWER arbuscular mycorrhizae formed with plants Ascomycota (ascomycetes) - ANSWER sexual spores (ascospores) borne internally in sacs called asci; vast numbers of asexual spores (conidia) produced; fungi Basidiomycota (basidiomycetes) - ANSWER elabo...

BIOLOGY 1108 Final Exam Questions and Answers Latest Updated 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...

WSU Biology 106 Exam 3 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES |ALREADY GRADED A+ Arthropods - ANSWER- Phyla with greatest amount of diversity with 85% of animal spp 700 million years ago - ANSWER- When the first animals originated Porifera (sponges) - ANSWER- Phyla with no tissues, muscles, nerves, or specialized organs Choanocytes - ANSWER- Flow of water and food acquisition in sponges Amoebocytes - ANSWER- Found in sponges, these cells are mobile and perform nume...

Symbiosis - unlike organisms living together Phoresis - one organism is mechanically carried on or in another species; "to carry" -no dependence on the part of the symbiont (host) Commensalism - one organism feeds on food not consumed by the host; one partner benefits and the other is neither helped or harmed Mutualism - each member of the association benefits the other; one cannot survive without the other Parasitism - one organism benefits (gains nourishment/habitat on or ...

Describe the worldwide disease burden concerning parasitic infections. What infection has by far the largest burden? correct answers There are 2 major groups of parasites. What are they? correct answers True or False? Protozoa are microscopic single celled bugs & Metazoa are macroscopic multicellular organisms correct answers True Concerning Protozoa infection, disease may be caused directly or by the host response. True or False. correct answers True. Disease may be caused directly (...