Examen
BIO 181 PACIULLI NCSU NEWEST EXAM QUESTIONS AND DETAILED CORRECT ANSWERS STUDYGUIDE
- Grado
- Institución
BIO 181 PACIULLI NCSU NEWEST EXAM QUESTIONS AND DETAILED CORRECT ANSWERS STUDYGUIDE
[Mostrar más]Vista previa 4 fuera de 44 páginas
Vista previa 4 fuera de 44 páginas
Añadir al carrito
Vista previa del contenido
BIO 181 PACIULLI NCSU NEWEST EXAMQUESTIONS AND DETAILED CORRECT
ANSWERS 2024-2025 STUDYGUIDE
Which of these would support a population remaining at
genetic equilibrium/ NOT evolving? (In other words, which
of these would not cause a population to evolve?)
a. Migration occurs
b. Natural selection occurs
c. New mutations arise
d. Mating is random
e. There is genetic drift Correct Answer d. Mating is
random
One way species evolve is by...
a. Leaving their day range
b. Being the same as their parents
c. Diversification
d. Magic Correct Answer a. Leaving their day range
c. Diversification
All of the following EXCEPT which one are
mechanisms/modes/ forces of evolution?
a. Natural selection
b. Mutation
c. Gene flow
d. Genetic drift
e. Heterozygosity Correct Answer e. Heterozygosity
,Evolutionary changes within a species are most accurately
referred to as: Correct Answer Microevolution
The only source of new genetic variation (material) is/are...
Correct Answer Mutations
The specific full name of the trophic level of grasses in a
food web is... Correct Answer Primary Producer
Give the specific name of an organism that is the most
likely to have the least amount of total energy available.
Correct Answer Detitivores/ Decomposers
What determines the amount of total energy an organism
has? Correct Answer The total energy of an organism is
determined by its trophic level. The trophic leves loses ten
percent of energy as it goes up the chain.
Commonly known as the "father of taxonomy" Correct
Answer Carolus Linnaeus
Developed a classification system for animals and plants
based on anatomy and physiology Correct Answer John
Ray
DNA shows that there are three subspecies of African
elephants: 1. the West African species; 2. in Central,
Eastern, and Southern Africa, the Savanna Elephants; and
3. in Central Africa, the forest elephants. This means that
African elephants are a great example of ___ speciation.
Correct Answer allopatric
,Humans who are born too small can lose heat easily,
which can lead to death. Babies born too large can lead to
complications for the mother during childbirth, which can
lead to death of the mother and baby Correct Answer
Stabilizing selection
Two distinctly different beak sizes occur in a single
population of black-bellied seed crackers (a finch species
that lives in Cameroon, West Africa). The small-billed
individuals feed mainly on soft seeds, while the large-billed
individuals feed mainly on hard seeds. Correct Answer
Disruptive Selection
The fastest gazelles will survive being pursued by
cheetahs and lions Correct Answer Directional selection
Friends at a party are getting philosophical about life, and
start discussing what the smallest unit of life is that is
capable of carrying out life functions. You politely interrupt
and tell them that the answer is a/ the... Correct Answer
cell
The unit of evolution (what evolves) is the ___. Correct
Answer population
On a certain island, the plant population exists as three
different sizes: short, medium, and tall plants. However,
over time the population of plants dwindles down to
contain a majority of medium-sized plants with very few
, short and tall plants. What type of selection, if any, do you
predict? Correct Answer Stabilizing Selection
The American toad mates in the early part of summer,
while the Fowler's toad mates later in the season Correct
Answer Prezygotic isolating mechanism
A mule is a hybrid of a donkey and a horse. Mules are
sterile and cannot produce offspring, so the only way to
make more mules is to mate more donkeys and horses.
Correct Answer Postzygotic isolating mechanism
Different species of fruit flies in the genus Rhagoletis lay
their eggs on different host species. Adults return to lay
eggs on the hosts from which they emerged. Correct
Answer Prezygotic isolating mechanism
Blue-footed boobies (a species of bird) select mates after
an elaborate courtship display. They will not mate with
other boobies. Correct Answer Prezygotic isolating
mechanism
The American toad mates in the early part of summer,
while the Fowler's toad mates later in the season. This is
an example of ___ isolation. Correct Answer Temporal
Prezygotic Isolating Mechanism Correct Answer Prevent
formation of a zygote
Postzygotic Isolating Mechanism Correct Answer Prevent
development into an adult
Los beneficios de comprar resúmenes en Stuvia estan en línea:
Garantiza la calidad de los comentarios
Compradores de Stuvia evaluaron más de 700.000 resúmenes. Así estas seguro que compras los mejores documentos!
Compra fácil y rápido
Puedes pagar rápidamente y en una vez con iDeal, tarjeta de crédito o con tu crédito de Stuvia. Sin tener que hacerte miembro.
Enfócate en lo más importante
Tus compañeros escriben los resúmenes. Por eso tienes la seguridad que tienes un resumen actual y confiable. Así llegas a la conclusión rapidamente!
Preguntas frecuentes
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
100% de satisfacción garantizada: ¿Cómo funciona?
Nuestra garantía de satisfacción le asegura que siempre encontrará un documento de estudio a tu medida. Tu rellenas un formulario y nuestro equipo de atención al cliente se encarga del resto.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TUTORWAC. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for $22.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
45,681 summaries were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now
