Biology 117 Final Questions and Correct
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If you have a question about a something Biol 117 related ,including exam dates,
lecture order, course structure, or course policies, you should first __________
✓ check the syllabus
[x] quizz(es) is/are due every week.
✓ 1 qui(es) is/are due every week.zz
Including the final exam, this course has ______ exams.
✓ 4
True or False? An individual passes all lab assignments with scores over 90%, but after
calculating their grade for all lecture assignments (exams, quizzes, clicker points, etc.)
finds that they have a 58% in the lecture alone. This individual will pass BIOL 117.
✓ False
Quizzes are due...
✓ Monday nights
A student with that passes both lecture and lab and gets an overall grade of 89.44% in
this class will receive what letter grade?
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✓ B
Natural selection creates new traits / alleles
✓ False
What term is used to describe all the alleles at every locus for all individuals within a
population?
✓ gene pool
Evolution is a change in the [x] of a [y] over time
✓ Evolution is a change in the gene pool of a population over time
Small populations are especially susceptible to _______
✓ genetic drift
What variable in the Hardy-Weinberg equation describes the proportion of
heterozygotes?
✓ 2pq
A few individuals move between populations. This is an example of
✓ gene flow
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A few individuals of a population become separated and begin populating a new area.
The resultant genetic make-up of this new population would be a consequence of
_______
✓ a founder effect
Disruptive selection is selection for [x]. This causes an [y] in genetic diversity
✓ Disruptive selection is selection for extreme phenotypes. This causes an increase
in genetic diversity
In a population of insects, both very large and very small individuals are successful at
mating, but medium-sized individuals are not. This is an example of
✓ disruptive selection
Carnivorous plants eat animals in order to gain _____, while parasitic plants acquire
_______ from their hosts
✓ nitrogen; sugars
Which of the following is not an advantage of seeds?
✓ gametes can travel farther
Wood is primarily composed of ____ tissue
✓ xylem
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Which of the following plant tissue types can play a role in structurally supporting the
plant? Select all that apply
✓ vascular
✓
✓ ground
A shark is.... Select all answers that apply
✓ an osmoconformer
✓
✓ able to dissolve urea in its blood to maintain an osmolarity close to sea water
✓
✓ a chordate
In our kidneys, blood is initially filtered through the
✓ renal corpuscle
Which is NOT a characteristic of osmoregulation in most marine (salt-water) fish?
✓ Lose electrolytes (salts) through diffusion.
Antidiuretic hormone affects water re-absorption in the ______ of the kidneys
✓ collecting duct
At some point during passage through the nephron, _______ can be reabsorbed from
the pre-urine. Multiple answers can be selected.
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