生物
細胞生物學、遺傳學、生態學與生命科學基礎。
-
determine how phenotypes can reappear after being eliminated from a pop…
Yes, the alleles for Beak X could remain in the population as a recessive gene.
-
the rwandan genocide was indirectly a result of ____________. a. enormo…
B. post-colonial tensions between the Hutu and Tutsi ethnic groups
-
account for long term changes in populations an organism has two differ…
It decreased in frequency over time, It became extinct.
-
lab: natural selection ssignment: reflect on the lab active decide whet…
Birds have shorter lifespans, making generations shorter; The bird population is likely much greater, allowing for more data; Birds are easier to track and monitor.
-
what is the difference between work and energy? match the words in the …
Energy is the \boxed{capacity to do work or supply heat}. Work is the \boxed{distance moved times the force that opposes the motion}. (Note: If the intended answer for work was "c…
-
darwin studied actual birds on the galapagos islands instead of using a…
1. Time - consuming observation (long bird life cycles). 2. Environmental unpredictability (weather, habitat changes). 3. Difficulty tracking genetic traits (lack of modern tools).
-
assignment: reflect on the lab active revisit the hypothesis hypothesis…
The data of this lab supports the hypothesis because there was a difference in bird beak distribution when fruit was removed.
-
guide how does nature \select\ phenotypes, such as bird beaks? check al…
Third option: Traits that suit the environment enable an organism to reproduce in greater numbers. Fourth option: Traits that do not suit an environment make it harder for an orga…
-
allowed al - lowed uh - loud middle english; anglo - french, old french…
D. Jorge’s cell phone gave him driving directions aloud
-
read the excerpt from \climate change an overview\ today, ninety - seve…
carbon emissions are directly related to climate change
-
neal was so excited. his high school was having a bake - off, and the o…
It's often better to do a good job on something simple than attempt too many things at once.
-
step 12: determine the sizes of the flocks in the third generation floc…
Flock X Food Percentage: $10.67\%$, Flock Z Food Percentage: $29.33\%$
-
step 12: determine the sizes of the flocks in the third generation floc…
Food Percentage: Flock X - $10.67\%$, Flock Y - $60\%$, Flock Z - $29.33\%$; Simulated Number of Birds: Flock X - $3$, Flock Y - $18$, Flock Z - $9$
-
a scientist crosses a plant with red flowers and a plant with white flo…
B. White and red
-
which statement explains how a cell part helps a cell get nutrients? a.…
D. A food vacuole merges with a lysosome.
-
which two statements must be true to define a species? organisms must b…
The correct statement is: Organisms must be able to produce offspring that can also reproduce. (If we strictly follow the "two statements" in the question, but based on biological…
-
how could gene therapy be used to treat diseases caused by mutated gene…
D. It could deliver a corrected version of a gene to a person’s cells.
-
interference is competition between which types of organisms? a. apex p…
D. different species
-
what is the most likely reason that specialist predators can be more vu…
A. They have fewer alternatives if one food source disappears.
-
cannibalism is a form of predation in which members of the same species…
D. when food sources are scarce
-
what is illustrated by the fact that bats hunt at night to improve thei…
A. Bats' behavior can minimize competition.
-
krill are small, shrimp - like crustaceans that travel in large swarms,…
B. second
-
if an apex predator enters the fifth trophic level in an ecosystem, wha…
A. fourth
-
what most differentiates an apex predator from other predators? a. they…
B. They are not prey for other wildlife.
-
jeremy says that predation is a form of competition because predators c…
C. Predation makes one organism a resource for another, not a shared resource.
-
competition is not a problem for organisms on the upper levels of the f…
B. False
-
jocelyn says that marine scientists and ecologists are mostly able to p…
C. Most of the ocean and its inhabitants have not yet been studied
-
how is it possible for two species that fill the same niche to successf…
C. They adapt to have slightly different diets.
-
why are marine scientists particularly concerned about parasites in the…
A. Blue crabs play an important role in the region's economy.
-
why is parasitism considered a type of symbiotic relationship? a. it be…
C. It involves long - term interaction between species
-
under what circumstances is moving to a new habitat most likely to be a…
C. There is a similar environment nearby with more space.
-
what makes a predator a generalist predator? a. it has no natural preda…
C. It has a wide variety of prey.
-
monuments of opportunity, which illustrates the protagonists hopeful as…
First question: C. By showing how elements of the cityscape reflect the protagonist's transformation Second question: A. By analyzing how the cityscape symbolizes the protagonist'…
-
lab: natural selection /virtual lab active step 7: determine the sizes …
| Flock X | Flock Y | Flock Z | | ---- | ---- | ---- | | 49% | 31% | 20% | | 15 | 9 | 6 |
-
read the following introductory paragraph to a literary analysis essay,…
1. B. By linking the cityscape to feelings of disillusionment 2. C. The cityscape symbolizes internal conflict and themes of growth and transformation
-
lab: natural selection step 5: use the data to model the sizes of the f…
Food Percentage: Flock X - $41\%$, Flock Y - $33\%$, Flock Z - $26\%$; Simulated Number of Birds: Flock X - $12$, Flock Y - $10$, Flock Z - $8$
-
read the passage from elizabethan women at the time, women were require…
marriage
-
read the passage from elizabethan woman gold - paneled ballrooms with c…
C. persuade the reader of the delights of Elizabethan England
-
read the passage from elizabethan etiquette next, the salt cellar was p…
when the grace was said, when the salt cellar was placed, when the guests washed their hands
-
lab: natural selection virtual lab active flock x flock y step 2: simul…
Flock Y will eat the most because its beak is likely adapted to consume multiple food sources (insects, seeds, fruit). Flock Z will eat the least as its beak is probably specializ…
-
which of the following is not how people get a noncommunicable disease?…
1. bacteria and viruses spread by air, water, food and contact 2. pathogens 3. Lung Cancer
-
the weimar republic explored eugenics as a solution to costly healthcar…
B. encouraging those with hereditary illnesses to be sterilized to prevent illnesses from being passed on to future generations
-
question 26 (2 points) consider the market for cellular phones. which o…
studies showing using cellular phones can cause brain cancer
-
all of the following diseases are caused by viruses not bacteria, excep…
1. Athlete's Foot 2. using disinfectants on objects and surfaces 3. Refrigeration, drying, pickling (examples of valid methods)
-
molds, yeast and mushrooms are fungi that make their food by photosynth…
B. cannot make their food by photosynthesis
-
which of the following diseases is caused by fungi?*strep throatcancerb…
1. Ringworm 2. Phytoplankton 3. Incomplete question (options missing)
-
which of the following describes the type of environment that bacteria …
First question: warm temperature, enough water and nutrient rich food Second question: athlete's foot and ringworm
-
which of the following is a non - communicable disease caused by geneti…
1. Type 1 Diabetes 2. communicable airborne disease
-
harmful bacteria are responsible for * 1 point changing cabbage into sa…
causing disease and spoiling food
-
robert koch discovered that hot steam can be used to kill micro organis…
1. B. Sterilization 2. (Note: The second question's visible options are beneficial bacterial processes; complete options may be missing. If assuming the intended harmful effect, e…
-
simulate changes in flock size in the lab, you will change the number o…
The percentage of food eaten is a good number to use because it indicates the relative success of each beak phenotype in obtaining food, which is crucial for survival and reproduc…
-
simulate changes in flock size in the lab, you will change the number o…
Percentage of food eaten by the flock
-
read the excerpt from the time travelers guide to elizabethan england. …
to explain the complexities of proper food storage during Elizabethan times
-
read the passage from \two kinds.\ and i started to play. it was so bea…
It describes the narrator’s thoughts and feelings as she struggles through a poor performance.
-
read the poem \sonnet in primary colors\ by rita dove. this is for the …
stanzas
-
read the passage from two kinds. three days after watching the ed sulli…
The conflict is external and takes place between the narrator and her mother over whether the narrator will learn to play piano.
-
read the excerpt from utopia but after the ambassadors had stayed a day…
C. anecdote
-
read the passage from \by the waters of babylon\. it is not true what s…
He learns that there is nothing supernatural to fear in the destroyed city.
-
2. what are the five basic factors to maintaining a wildlife population…
Food, water, cover, space, arrangement. (Corresponding to the option "Food, water, cover, space, arrangement")
-
formulate a hypothesis use what you know about natural selection to fil…
Hypothesis: If the type of food available changes, then the frequency of bird beak types that are well - adapted to the new food type will change (increase or decrease depending o…
-
with age, muscles can become weaker. this is due to __________. a. conn…
C. disconnections between motor nerves and muscle fibers
-
formulate an investigative quest in this lab, you will simulate birds w…
What is the effect of... a change in the environment (removing fruit)... ...on... birds with different beaks.
-
what is one effect of repeating râmas name numerous times in the râmáya…
B. It emphasizes Ràma's importance
-
read the passage from amy tans ules of the game.\ my parents made many …
She wants to share in her daughter’s accomplishments.
-
the weimar republic explored eugenics as a solution to costly healthcar…
B. encouraging those with hereditary illnesses to be sterilized to prevent illnesses from being passed on to future generations
-
5. describe how having dark skin may have provided an advantage in surv…
b. Traits can be helpful or harmful. If populations of a species are in different environments, some traits that are helpful in one environment might be harmful in another environ…
-
governments are most often motivated to eliminate a population because …
C. racism and ethnic hatred
-
apply the concept of natural selecti to a population of birds flock x f…
mutations.
-
13. what is the name of the outer layer of the skin? a. stratum spinosu…
13. d. stratum corneum 14. c. stratum basale 15. b. dermis 16. d. dead 17. c. blister 18. c. blood supply
-
name date circle the best answer. 1. membranes in the body serve to... …
1. d. all of the above 2. b. constrict 3. c. 98.6 4. a. Adipose 5. d. Synovial 6. d. skin 7. c. dead 8. b. nose 9. a. simple 10. d. visceral 11. c. pericardium 12. d. joints
-
-al = \pertaining to\ inter- = \between, among\ judge = \decide\ ment =…
international
-
lab: natural selection warm-up active check your basic understanding of…
- All organisms must compete for survival. - Some organisms have phenotypes that make them better competitors than others in their environment. - Natural selection continues to oc…
-
a. omega - 3 fatty acids b. vitamin a c. protein d. vitamin d participa…
a. Omega - 3 fatty acids
-
which of the following is a result of hypercalcemia? o a. secretion of …
c. Secretion of calcitonin from the thyroid gland
-
question 6 (2 points) which type of unemployment arises when changes in…
structural
-
which health problem results from a folate deficiency? o a. the product…
a. The production of red blood cells falters.
-
a group of students is walking in the park, and one of them takes a pic…
gene flow at work
-
factors affecting genetic variation quiz complete 1 2 3 which of the fo…
C. A number of chipmunks die due to old age.
-
factors affecting genetic variation quiz complete 1 2 time remaining 58…
genetic drift
-
factors affecting genetic variation quiz complete 1 time remaining 59:1…
gene mutation
-
figure 2: lactic acid production in human muscle cells time post - exer…
Missing reactant: \(\boldsymbol{\ce{O2}}\) (Oxygen) Missing product: \(\boldsymbol{\ce{H2O}}\) (Water)
-
7. yeast is a unicellular organism, while muscle cells are part of a mu…
b) Because both rely on the same basic cellular pathway (glycolysis and fermentation) to make ATP when oxygen is limited ### Question 8
-
2. how could researchers make sure that differences in co₂ production a…
d. Use the same number of yeast cells in each flask ### Question 3
-
consider the excerpt and theme from gilgamesh: a new english version. g…
D. Friendships are supportive relationships.
-
read the excerpt from gilgamesh: a new english version gilgamesh climbe…
B. It shows that Gilgamesh’s journey is both very long and very difficult.
-
which of these terms best describes karl marx? capitalist, revolutionar…
B. revolutionary, economist, and socialist (assuming the second option is labeled B; if the original options had labels like A, B, C, D, adjust the label as per the actual numberi…
-
describe an environmental factor that could influence natural selection…
Habitat fragmentation can influence natural selection and increase genetic diversity. For example, in fragmented forest habitats, different sub - populations of a bird species may…
-
question 4 (1 point) listen the federal budget is defined as a monthly …
an annual statement of expenditures and tax revenues of the U.S. government.
-
question 3 (1 point) listen international trade benefits only the expor…
both the exporter and the importer.
-
describe an environmental factor that could influence natural selection…
Habitat destruction (e.g., deforestation) can influence natural selection and decrease genetic diversity.
-
distinguishing between gene complete the t - chart by categorizing each…
- is random: Genetic drift - is a mechanism for evolution: Both - is often related to disasters: Genetic drift - is also called "migration": Gene flow - deals with movement betwee…
-
identifying the change in genetic variation from the mechanisms that in…
- A zebra migrates to join a different herd of zebras: Increase. - Competition for sunlight leads to taller trees: Decrease. - The DNA of a snake changes to make its venom stronge…
-
identifying the results of the mechanisms that influence gene pools rea…
1. brings new alleles from other populations 2. favors certain alleles 3. creates new alleles from DNA 4. randomly selects alleles
-
identifying examples of the mechanisms that influence gene pools read e…
1. Gene flow 2. Natural selection 3. Mutation 4. Genetic drift
-
sorting environmental exam complete the t - chart by categorizing each …
- Predator - prey relationships: Both - Competition: Both - Toxins: Decrease (with a very minor potential for increase in some mutation - based cases) - New habitat: Both - Disast…
-
read the point and the chart below point: gilgamesh believes in the pow…
B. Frightened by what he faces, Gilgamesh pleads to the god Shamash to protect him on this dangerous journey
-
read the excerpt from gilgamesh: a new english version. gilgamesh and e…
B. courage in battle D. connection to supernatural help
-
read the excerpt from gilgamesh: a new english version. they could hear…
D. connection to the supernatural (assuming the last option is D; if the option labels were different, adjust accordingly, but based on the text, the correct characteristic is con…
-
read the excerpt from gilgamesh: a new english version. at four hundred…
a vast setting of distant landscapes
-
identify the mechanism discussed below. the transfer of genes from one …
1. gene flow 2. natural selection 3. mutation 4. genetic drift