Answers created by Vincent G.

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• Where does mitosis occur?
  
• What is biomagnification?
  
• What is a cDNA library? is it a physical library or a data base?
  
• What is the erosion of sediment by wind called?
  
• Why is it important for the body to maintain pH within a certain range?
  
• How does a lack of lignin limit the height of bryophytes?
  
• State one reason why energy pathways (in cell) involve many small regulated steps? Anyone can help with this, if they know about cell?
  
• How do animals obtain nitrogen?
  
• Question #98820
  
• Question #500b3
  
• Question #37581
  
• What makes two individuals with the same genotype have different phenotypes?
  
• What are collections of similar cells called?
  
• Once a virus enters your body, what will it do?
  
• Why do volcanoes cause Earth's climate to get colder?
  
• What are the nine major land biomes?
  
• What is the name used to describe the 3-dimensional structure of DNA?
  
• The glomerulus belongs to what system, the excretory or circulatory?
  
• What is the correct term for platelet?
  
• What is the source of the energy from stars like the Sun?
  
• Question #9e3f1
  
• Question #9d906
  
• How did the peppered moths during the Industrial Age in England display natural selection?
  
• What is the simplest grouping of more than one kind of organism in the biosphere called?
  
• What are the four major classes of macromolecules?
  
• Which reactions in photosynthesis require light?
  
• What is a ground movement caused when rocks move and release energy called?
  
• If 1 cell undergoes meiosis, how many cells are created?
  
• What is the plant tissue that is responsible for new growth?
  
• What is the boundary between two air masses cal|ed?
  
• Is the spleen part of the respiratory system?
  
• What are the characteristics of foliated and non-foliated metamorphic rocks?
  
• How would you explain the connection between monomers and polymers?
  
• What system breaks down foodstuffs into small particles that can be absorbed? What system removes carbon dioxide from the blood?
  
• What are four characteristics that all minerals share?
  
• What organelle contains DNA?
  
• How do starfish move and open bivalves?
  
• What is the name of the serous layer that covers the heart muscle?
  
• How would you describe the major differences between mitosis and meiosis?
  
• What are the smallest blood vessels called?
  
• Why does the surface of the earth change?
  
• What is eutrophication and what has its effect been on the environment?
  
• How are polyps and medusas different?
  
• In seedless vascular plants, the archegonia and antheridla develop on what?
  
• Question #30010