Metazoa Study guides, Class notes & Summaries

Be familiar with the common characteristics of animals. - - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist in extensive extracellular matrix - unique cell junctions What type of life cycle do all animals show? - gametic What is the most likely ancestor of animals? - choanoflagellates What are the 3 major featu...

Phylogeny (USABO) FINAL EXAM 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 elaborate fr...

What are some common characteristics of animals? multicellular heterotrophs lack of cell walls nervous tissue sexual reproduction Hox genes What life cycle does all animal show? gametic What are the likely ancestors of animals? chaonoflagellates protists What are 3 major features to classify animals? 1. presence or absense of different tissue types 2. type of body symmetry 3. specific features of embryonic development What are the 3 different type of tissues (ends in zoas)? met...

Biology 1108 Exam 3 Questions and Answers (Latest Update) 120 Questions | 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 Partheno...

Be familiar with the common characteristics of animals. - - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist in extensive extracellular matrix - unique cell junctions What type of life cycle do all animals show? - gametic What is the most likely ancestor of animals? - choanoflagellates What are the 3 majo...

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...

USABO Phylogeny Exam Questions and Answers All Correct 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) - An...

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 (...

Biology 1108 Exam 3 Questions and Answers (Latest Update) 120 Questions | 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 Partheno...

Be familiar with the common characteristics of animals. - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist in extensive extracellular matrix - unique cell junctions What type of life cycle do all animals show? gametic What is the most likely ancestor of animals? choanoflagellates What are the 3 major feat...