GIZMOS 2026 COMPREHENSIVE EXAM
SCRIPT COMPLETE ANSWERS
◉Poor muscle tone; slanting eyes with folds of skin at the inner
corners; short and broad hands and feet; small head; respiratory
problems; speech problems; visual problems; hearing loss; heart
defects and gastrointestinal problems possible; slow intellectual
development. Answer: Down syndrome
◉Faulty development of ovaries and sex hormone production;
menstruation and pregnancy usually not possible; short stature
Answer: Turner Syndrome
◉Secondary sex characteristics fail to develop properly; testicular
changes take place in puberty, which typically results in infertility
Answer: Klinefelter Syndrome
◉On the SIMULATION pane, compare the X and Y chromosomes.
Which chromosome do you think has more DNA? Explain Answer:
The X chromosome is larger, and thus has more DNA than the Y
chromosome
◉How many total autosomes do human cells have? Answer: 44
SCRIPT COMPLETE ANSWERS
◉Poor muscle tone; slanting eyes with folds of skin at the inner
corners; short and broad hands and feet; small head; respiratory
problems; speech problems; visual problems; hearing loss; heart
defects and gastrointestinal problems possible; slow intellectual
development. Answer: Down syndrome
◉Faulty development of ovaries and sex hormone production;
menstruation and pregnancy usually not possible; short stature
Answer: Turner Syndrome
◉Secondary sex characteristics fail to develop properly; testicular
changes take place in puberty, which typically results in infertility
Answer: Klinefelter Syndrome
◉On the SIMULATION pane, compare the X and Y chromosomes.
Which chromosome do you think has more DNA? Explain Answer:
The X chromosome is larger, and thus has more DNA than the Y
chromosome
◉How many total autosomes do human cells have? Answer: 44
