Tetrapod - Study guides, Class notes & Summaries

Why did amphibians move to land? correct answers - Unexploited food and niches - aquatic niches occupied - Lack of large terrestrial predators - Low O2 in warm water - unlimited O2 on land What are the three main diversifications of reptile and amphibian phylogeny? When did they begin to diversify? correct answers Ichthyostega - Paleozoic Devonian Leptospondyli - Paleozoic Carboniferous Temnospondyli - Paleozoic Carboniferous What was the name of the radiation that created the groups ...

McMaster Bio 1M03: Exam Questions And Answers All Verified Why might Pasteur's experiment be inconclusive? - ANS The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - ANS To ensure that results were not achieved by random chance What is the definition of a replicate? - ANS Unit that shares a common thing (4 mice in ...

FNR 24150 Herps Final Exam Questions and answers, Graded A+ Why did amphibians move to land? - -- Unexploited food and niches - aquatic niches occupied - Lack of large terrestrial predators - Low O2 in warm water - unlimited O2 on land What are the three main diversifications of reptile and amphibian phylogeny? When did they begin to diversify? - -Ichthyostega - Paleozoic Devonian Leptospondyli - Paleozoic Carboniferous Temnospondyli - Paleozoic Carboniferous What was the name of the...

Trigger for Limb DevelopmentDecreasing food, decreasing reproductive opportunities, more competition From which group of fish did tetrapods arise from?Ray-finned fishes (actinopterygii) and lobe-finned fishes (sarcopterygii) Which ancient fish limbs is more likely to have evolved into tetrapod limbs?Coelacanth fin strucutre (homologous elements) What digit limb evolved first?Five digit limbs (not a basal trait of all tetrapods) Pentadactyl limbsBetter weight bearing (fin with a wrist) ...

Acanthostega correct answer: 360 MYA, first amphibian/ tetrapod had gills, tail fin, labryinthodont teeth, free digits Arthodires correct answer: 20 ft long, jawed fish, big ass fish, top predator but very slow Amino acids correct answer: proteins of life Agnatha correct answer: chordate jawless fish Lobefin fishes correct answer: more complex, has little paddle like bones; includes lung fish, coelacanth, osteolepiforms. Gave rise to amphibians DNA correct answer: nucleic ac...

ZOO3603C Exam 3 Questions And Answers (Verified And Updated) Trigger for Limb Development - answerDecreasing food, decreasing reproductive opportunities, more competition From which group of fish did tetrapods arise from? - answerRay-finned fishes (actinopterygii) and lobe-finned fishes (sarcopterygii) Which ancient fish limbs is more likely to have evolved into tetrapod limbs? - answerCoelacanth fin strucutre (homologous elements) What digit limb evolved first? - answerFive digit limbs ...

McMaster Bio 1M03: Exam 2024/2025 Questions with all the correct Answers (Real Actual Exam). Why might Pasteur's experiment be inconclusive? - ANS - The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - ANS - To ensure that results were not achieved by random chance What is the definition of a replicate? - ANS - Unit that shares a c...

WIS2552 EXAM 1 Questions With Verified Answers Pasteur did an experiment to show there was no spontaneous generation - answertrue first period of the cenozoic - answertertiary redi did an experiment to show that meat didnt produce maggots by process of - answerspontaneous generation fist hominids appeared at end of - answertertiary bony fish evolved in the period if palezoic - answerordovician prokaryotic cells contain - answerrna protenoid spheres could have evolved via - answerself as...

McMaster Bio 1M03: Exam | LATEST 2023/24 Why might Pasteur's experiment be inconclusive? - The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - To ensure that results were not achieved by random chance What is the definition of a replicate? - Unit that shares a common thing (4 mice in one cage = 1 replicate) What does the law of...

WIS2552 EXAM Questions With Verified Answers. First fungi evolved in - answerordovician conifers evolved in - answerpermian chloroplasts are found only in kingdom plantae - answerfalse oparin did experiments in - answerchemical evolution dna in the nuclei in eukaryotic cells is complexed with - answerproteins pasteur bent necks of glass flasks to prevent from reaching water - answerbacteria stanley milller combined methane and in water - answerammonia endosymbiosis theory argues a relat...