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  • How are phylogenetic trees read? + Example - Socratic
    See below Phylogenetic trees show the evolutionary relationships between organisms or taxa The root is the ancestral lineage and the tips of the tree are the descendants The descendants may be living or extinct The descendants may be individual species but they do not have to be Node -Represent common ancestors Speciation events happen at nodes* Branches -Represent the evolutionary
  • What is percentage composition? + Example - Socratic
    "Percentage composition is the percentage by mass of each element present in a compound" - www chemteam info
  • Question #c2038 - Socratic
    Explanation: A compound's percent composition essentially tells you how many grams of each constituent element you get per #"100 g"# of compound
  • What are the 5 steps in meiosis? - Socratic
    Meiosis is divided in to two Stages: Meiosis-I Meiosis-II Meiosis-I has Prophase-I, Metaphase-I, Anaphase-I and Telophase-I Prophase-I is sub-divided into Leptotene, Zygotene, Pachytene, Diplotene and Diakinesis
  • What do you mean by artificial and natural systems of . . . - Socratic
    Artificial and natural classification are very different Artificial classification is a classification in which all morphological characters are considered and all have the same importance Natural classification is a classification in which all morphological characters are considered but sexual or floral characters are given more importance Phylogenetic system of classification considers the
  • What do you mean by artificial and natural systems of . . . - Socratic
    Three types of classification system are present 1 Artificial system of classification - Based on Morphological Characters , scientists in support of this classification are - Theophastrus , Aristrotle , Bauhini , Linneaus etc 2 Natural system of classification - Based on morphological characters , cytology , embryology etc Scientists who supported : John ray , Decandolle , Bentham and
  • Five students were asked how many months had passed since . . . - Socratic
    Five students were asked how many months had passed since their last visit to a dentist They said 6, 16, 12, 22, 29 How do you construct a 95% confidence interval for the mean number of months elapsed since their last visit?
  • Question #93f99 - Socratic
    The molarity of the acid is 1 434 Start with the equation: 2HNO_ (3 (aq))+Ca (OH)_ (2 (aq))rarrCa (NO_3)_ (2 (aq))+2H_2O_ ( (l)) This tells us that 2 moles of HNO_3
  • How do light rays bend as they pass through a converging lens?
    Refractive index of denser medium glass is more than the air So light rays take different path due to refraction slide share net picture





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