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5 Written Questions

4 Matching Questions

  1. What role did Watson and Crick play in the discovery of the structure of DNA?
  2. Chapter 12
  3. How many chromosomes does someone with Down Syndrome have?
  4. What makes one protein different from another?
  1. a ...
  2. b 47 chromosomes
    Down's is caused by trisomy 21
    Caused by non disjunction of chromosomes during meiosis
  3. c Built a 3D model of a DNA molecule
  4. d The sequence of amino acids.

5 Multiple Choice Questions

  1. Characteristics that are similar in two or more species and that have been inherited from a common ancestor of those species.
    Provides information of common ancestry between species.
  2. Fossil record- shows a pattern of gradual change from past to present

    Biogeography- shows that similar environmental conditions contribute to similar development

    Developmental biology- shows similarity in embryonic development in organisms deriving from a common ancestor

    Anatomy- shows similarity of structures n organisms that are related or descended from a common ancestor

    Biochemistry- similarity in amino acid sequences of proteins or DNA give evidence of common ancestry
  3. 1) They have very contrasting traits
    2) Can both self-pollinate and cross pollinate
    3) Easy to grow
  4. TSS is toxic shock syndroms.(Is a severe illness that results when vaginal bacteria secret toxins that get into the blood stream)
    Some of the fist symptoms are flu like symptoms including vomiting, dizziness and fever.
  5. ...

5 True/False Questions

  1. What does sex linked mean? Which chromosomes usually carries sex-linked traits?Sex linked- the allele for the trait is located on the sex chromosomes
    Usually carried on the X chromosome


  2. Can scientists predict the path of evolution?Overproduction- every population is capable of more producing more offspring than can survive
    Variation- exists in every population, is the variation of inherited traits
    Selection- individuals with specific traits are more or less likely to survive and have successful offspring
    Adaptation- traits that improve survival and reproduction will become more common


  3. Chapter 1The link between microevolution and macroevolution, and is the formation of new species


  4. What is endosymbiotic theory? Which organelles does it apply to?The process of change by which new species develop from preexisting species over time
    The idea of natural election if why evolution happens
    Individuals with traits advantageous to survival will produce more offspring
    Over time the number of individuals possessing those traits will increase in a population


  5. What is gradualism?Mutation in the cell cycle


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