Human Biology

Question or Hint Answer or Word
  1. A buffer Resists changes in pH in a solution. (wrong answers: Increases the pH of a solution, Decreases the pH of a solution, Resists changes in pH in a solution)
  2. After the widespread use of pesticides in agriculture, many pest insects have developed a resistance to those compounds and are no longer affected. This example best illustrates which of the features that define living things? Response of Stimulus (wrong answers: Reproduction and Growth, Evolution over Time, Maintaining Homeostasis)
  3. One major difference between Prokaryotes and Eukaryotes is The presence or absence of a Nucleus in the cell. (wrong answers: The presence or absence of Flagella., The presence or absence of a Cell Wall., The presence or absence of DNC in the cell.)
  4. A researcher believes that adults in a particular city, age 50 and over, have an immunity to a particular cold virus due to an epidemic in the past. They then test the individuals in that particular city, as well as, a city where no epidemics of that vir A control group (wrong answers: A dependent variable, A variable, A test group)
  5. Fill in the blank with with the best option: In order for a cell to create a new protein. It begins with a DNA sequence, which it transcribes into a(n)________, which is then translated into an Amino acid sequence. RNA Sequence (wrong answers: Genetic Sequence, Phospholipid sequence, Ribosomal sequence)
  6. In terms of the electrons involved in Chemical Bonds, Covalent bonds_________ electrons, while Ionic Bonds_______electrons. Share, Donate/Take (wrong answers: Share, Share, Donate/Take, Share, Lose, Gain)
  7. The combination of an egg cell with 23 chromosomes and a sperm cell with 23 chromosomes, to make a cell with 46 total chromosomes, is a process called Fertilization (wrong answers: Crossing over, Differentiation, Meiosis)

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