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#Question id: 5091


In all vertebrate animals, development requires ________.

#5. Developmental Biology
  1. a large supply of yolk

  2. an aqueous environment

  3. extraembryonic membranes

  4. a primitive streak


Answer:- Option(s): 2


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#10. Ecological Principles

A Population of N1 species is growing with N2 species with a growth rate (r1) of 0.15 in an environment with a carrying capacity K1 of 400, Density of N1 species 100, density of N2 species 50 competitive efficiency of N2 on N1 species 1.5. What is the approximate growth rate N1 species?

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