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Review March Trimestral Exam

  •  English    28     Public
    Review about several topics of Biology.
  •   Study   Slideshow
  • Who is the father of genetics?
    Gregor Mendel
  •  10
  • Mention an example of trait.
    Each characteristic, such as hair color, height, or eye color, etc.
  •  15
  • Which of the next option best discribes an homozygous dominant allele: Rr, RR, rr
    RR
  •  15
  • An organism wit with two different alleles for a particular trait is _______ for that trait
    heterozygous
  •  15
  • Form of a single gene passed from generation to generation.
    Allele
  •  15
  • Is the organism’s alleles pairs. Ex. BB, Bb, bb.
    Genotype
  •  10
  • There are only dominant genetic disorders: True or False
    False
  •  10
  • An individual who is heterozygous for a recessive disorder is called a ________
    carrier
  •  15
  • If during cell division the sister chromatids fail to separate properly this results in a __________.
    nondisjunction
  •  15
  • Is the idea tat life arises from nonlife.
    Spontaneous generation
  •  20
  • Is the process through which populations of living organisms adapt and change, and can lead to new species.
    Natural selection.
  •  20
  • The picture best represents what type of adaptation?
    mimicry
  •  20
  • On which sense primates rely more on?
    Vision
  •  15
  • Mention 1 of the main characteristics that represents primates.
    They have flexible hands and feet, they have large brains.
  •  15
  • What type of social behaviors are present on primates?
    Communicating and grooming
  •  15
  • What are the main threats that make the primates be endangered? (at least 2)
    Loss of tropical habitat, Human predation, Low reproductive rate
  •  15