PLTW HBS Final Exam Review Questions and
Answers
1. Location on the body where routine blood is drawn from the body?
Answer Veins in the arm
2. A basin-shaped structure in the skeleton of many vertebrate that is
formed by the pelvic girdle together with the sacrum and often various
coccygeal and caudal vertebrae and that in humans is composed of
the 2 hip bones
bounding it on each side and in front while the sacrum and coccyx
complete it behind?
Answer Pelvis
3. Longest bone of the upper arm or forelimb extending from the
shoulder to the elbow
Answer Humerus
4. Differences in DNA sequences on homologous chromosomes that can
result in different patterns of restriction fragment lengths (DNA
segments resulting from treatment with restrictioned enzymes)?
Answer Restriction Fragment Lengths Polymorphisms (RFLP's)
5. Situated at or toward the hind part of the body
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, Answer Dorsal
6. A group of subcortical structures (as the hypothalamus, the
hippocampus, and the amygdala) of the brain that are concerned
especially with emotion and motivation?
Answer Limbic System
7. Either of the pair of sensory nerves that compromise the 2nd pair of
cranial nerves, arise from the ventral part of the diencephalon, form an
optic chiasma before passing to the eye and spreading over the anterior
surface of the retina, and conduct visual stimuli to the brain?
Answer Optic Nerve
8. A defect of the optical system (as a lens) causing rays from a point to
fail to meet in a focal point resulting in a blurred and imperfect image?
Answer Astigmatism
9. A restriction enzyme is...
Answer A protein that recognizes a specific, short nucleotide sequence & cuts DNA only
at that specific site (target sequence)
10. DNA is and will
move through the gel toward the end of
the electrophoresis chamber
Answer The molecule that encodes the genetic instructions used in the development and
2/
12
Answers
1. Location on the body where routine blood is drawn from the body?
Answer Veins in the arm
2. A basin-shaped structure in the skeleton of many vertebrate that is
formed by the pelvic girdle together with the sacrum and often various
coccygeal and caudal vertebrae and that in humans is composed of
the 2 hip bones
bounding it on each side and in front while the sacrum and coccyx
complete it behind?
Answer Pelvis
3. Longest bone of the upper arm or forelimb extending from the
shoulder to the elbow
Answer Humerus
4. Differences in DNA sequences on homologous chromosomes that can
result in different patterns of restriction fragment lengths (DNA
segments resulting from treatment with restrictioned enzymes)?
Answer Restriction Fragment Lengths Polymorphisms (RFLP's)
5. Situated at or toward the hind part of the body
1/
12
, Answer Dorsal
6. A group of subcortical structures (as the hypothalamus, the
hippocampus, and the amygdala) of the brain that are concerned
especially with emotion and motivation?
Answer Limbic System
7. Either of the pair of sensory nerves that compromise the 2nd pair of
cranial nerves, arise from the ventral part of the diencephalon, form an
optic chiasma before passing to the eye and spreading over the anterior
surface of the retina, and conduct visual stimuli to the brain?
Answer Optic Nerve
8. A defect of the optical system (as a lens) causing rays from a point to
fail to meet in a focal point resulting in a blurred and imperfect image?
Answer Astigmatism
9. A restriction enzyme is...
Answer A protein that recognizes a specific, short nucleotide sequence & cuts DNA only
at that specific site (target sequence)
10. DNA is and will
move through the gel toward the end of
the electrophoresis chamber
Answer The molecule that encodes the genetic instructions used in the development and
2/
12
