生物
细胞生物学、遗传学、生态学与生命科学基础。
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which of the following statements is a prediction? a. aggressive chimpa…
A. Aggressive chimpanzees should be monitored during meal times or fed separately from other chimpanzees.
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a system gains 782 kj of heat, resulting in a change in internal energy…
$w=-596\ \text{kJ}$; Work was done by the system.
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question 2 (mandatory) (2 points) conifers are the most diverse gymnosp…
Conifers are a major source of timber. Their wood is used in construction (e.g., building houses, making furniture), paper production (as pulp for paper), and in the manufacturing…
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question 1 (mandatory) (2 points) a lack of xylem and phloem separate v…
Nonvascular plants
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6 multiple choice 1 point (02.01 mc) which of the following statements …
B. Veganism is the healthiest and most ethical way to eat.
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5 multiple choice 1 point (0201 mc) you read through a site about inven…
It is biased, with statements that are exaggerated and cannot be proven.
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what were the direct causes of the american revolution? select three op…
- Colonists’ rights were restricted. - Colonists were not represented in Parliament. - Colonists were frustrated with high taxation.
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25 - 26 period 2 exam - cestrina 19. the except most directly reflects …
- 20. None of the options are correct as the main cause of Bacon's Rebellion was the governor's inaction against Native American attacks on frontier settlers. But if we assume the…
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19. the excerpts most directly reflects the perspective of which of the…
20. B. Relations with American Indians and restrictions on the fur trade 21. E. All the colonies 22. B. the introduction of tobacco cultivation 23. A. Bacon's Rebellion
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read the quotation written by martin luther in 1517. those who believe …
the Ninety - Five Theses
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8. what was asokas approach to governance after his transformation? a. …
8. B. Promoting peace and non - violence 9. B. Sent missionaries to various parts of the world 10. B. Social and economic reforms
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an increased demand for books during the 1500s meant that fewer books w…
more books were written in the vernacular.
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rising sea levels coastal communities, often the most desirable places …
For the first question: Coastal flooding is not likely to improve in the near future. For the second question: Smoothies and yogurts are excellent breakfast options.
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26 multiple choice 2 points learning from blue zones identified by dan …
26. C. Blue Zone residents are not likely to be smokers. 27. C. We have much to learn from the five Blue Zones.
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8. who explored the entire length of the mississippi river, claiming al…
C. Robert Cavalier de La Salle
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an animal dies in mud, decomposes, and leaves an imprint, which is late…
There is little change to the preserved organism.
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life cycle of stars color by numbers directions: answer each question b…
1. A. nebula (yellow orange) 2. C. nuclear fusion (red orange) 3. C. mass (blue) 4. A. fusing lighter elements into heavier ones. (red) 5. B. hydrogen and helium (sky blue) 6. A. …
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chris drew a diagram to compare the ways in which different organisms o…
eat other organisms
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how does bread rise? baking a loaf of bread demands a different kind of…
D. Yeast are tiny life forms that eat the sugars in flour.
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how does bread rise? baking a loaf of bread demands a different kind of…
D. Yeast are tiny life forms that eat the sugars in flour.
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which is a difference between the paleozoic and mesozoic era? animals l…
Animal complexity increased during the Paleozoic while the first flowering plants appeared in the Mesozoic era.
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why do onions make you cry? onions add a lot of flavor to the meals we …
A. Because onion juices mix to form an acid that turns into gas and burns our eyes
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which of the following is true about variation? mutations always reduce…
individual variation is necessary for natural selection to occur.
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question 9 0.5 pts evolutionary trees (phylogenies) represent a success…
True
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natural selection can be defned as __________.a process in which organi…
a process in which organisms with certain inherited traits are more likely to survive and reproduce than individuals with other traits
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read the following scenario to answer the following question(s). over t…
the founder effect
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base your answers to questions 3 - 5 on the map below and on your knowl…
3. (3) river valley civilizations 4. (3) The Neolithic Revolution 5. (2) Irrigation
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evolution can happen in... a single bacterial cell a frozen sample of c…
a strain of flu virus spreading in a population
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biological species consist of groups of _______. genera domains familie…
populations
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tory d gilson · 8:10 am 100 points what is the only fruit that has its …
Fresa
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in which era did mammals emerge?cenozoicmesozoicpaleozoicprecambrian
Mesozoic
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question 4 1 pts how do scientists know that the hominid called \ardi\ …
by analyzing volcanic deposits below the layer containing Ardi
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which of the following are accurate statements regarding human evolutio…
- the first humans evolved in Africa - the fossil record contains animals with features that are intermediate between those of modern humans and quadrupedal apes - in the most rec…
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53 the classifications of four trees are shown in the table. which two …
B. Taiwan catkin yew and lodgepole pine
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from the interactive video: great transitions the conclusion that the c…
analysis of modern human and modern chimpanzee protein and DNA suggests that their lineages diverged about 7 million years ago
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question 1 1 pts from the interactive video: great transitions, which o…
bipedality, large brain size, extensive tool use
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practice it! a scientist tracks the number of tornadoes in different st…
line graph
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es 1: jose martis writing and political theories defend_______. (1 poin…
C. democracy
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chemical reaction predictions quick check 5 of 5 why are iron oxides in…
C. Iron oxides form when oxygen, a product of photosynthesis, is in the atmosphere.
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chemical reaction predictions quick check 2 of 5 where is energy stored…
C. chemical bonds
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8. a florist makes a bouquet made up of 7 roses, 12 carnations, and 5 l…
B. \(\frac{7}{17}\) ### 9.
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this cladogram shows the evolutionary relationships among some mammals …
A. Hippopotamuses are more closely related to cows than to javelinas.
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by comparing amino acid sequences, scientists can determine how similar…
Gorilla
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question 1 1 pts which type of evidence provides the best support for t…
C. Fossil record
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a. a florist makes a bouquet made up of 7 roses, 12 carnations, and 5 l…
No, the clerk did not use the correct ratio. The correct ratio of yellow paint to blue paint for lime - green paint is \(3:1\) (or \(3\) when written as a unit rate). The clerk's …
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what does \biologist\ mean? the science of water and air a person who s…
a person who studies living things
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which branch of government would you consider to be closest to the peop…
The local government (a sub - part of the executive branch in terms of governance levels) is often closest to the people. This is because local government officials are elected by…
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what are the functions of the lysis solution, salt, and alcohol in the …
Centrifugation before purification separates cellular debris from the DNA solution. Centrifugation after purification precipitates the purified DNA.
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exercise 1 - questions question 1 what are the functions of the lysis s…
- Lysis solution: Breaks open cells to release DNA. - Salt: Neutralizes DNA's charge for precipitation. - Alcohol: Precipitates DNA by reducing its solubility.
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what is phishing? gaining illegal entry to a system through external at…
sending an email to a potential target in hopes of gaining access to personal or business data
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what is the process called that has resulted in species of finches that…
Speciation
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our yearly inspection of individual apartment water heaters will begin …
- First question: The window is one week. - Second question: Building management at 207 North 7th Street needs cooperation from residents to ensure that each unit’s water heater i…
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question 1 of 3 what type of evolution is the differences in finches mo…
Natural selection
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genetic drift can also be magnified by natural or human - caused events…
A. bottleneck effect
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question 9 0.5 pts select all that apply: what is the evidence that sup…
Biogeography, Molecular biology, Fossils, Anatomy and physiology
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what are these shells illustrating? they are all the same species (poly…
that there is variation in the level of the individual
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question 7 gene flow is accomplished by ____________. migration sexual …
migration
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question 6 genetic drift is the result of ___________. natural selectio…
chance
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what is a deficit? the annual budget shortfall between revenues and exp…
The annual budget shortfall between revenues and expenditures.
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question 5 0.5 pts the original source of genetic variation that serves…
mutation
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a student is examining leaf cells. which organelles are missing from th…
centrioles
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question 5 5) the value of the best alternative sacrificed to obtain so…
B. opportunity cost.
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what does it mean for a membrane to be selectively permeable? only cert…
Only certain molecules are allowed to pass through.
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which is a function of the structure that is represented in the image? …
controls the movement of substances into and out of cells
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the smallest biological unit that can evolve is the species individual …
population
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what is the function of the small, dark organelles labeled e? they cont…
They contain enzymes for the digestion of old cell parts.
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question 3 0.5 pt the similarity of the embryos of fish, frogs, birds, …
common ancestry
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which is a structure that directs the cells activities? nucleus golgi a…
nucleus
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question 2 homology is evidence of _______. convergent evolution common…
common ancestry
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what energy source fueled the industrial revolution and made europe a n…
Coal
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question 1 0.5 pts natural selection can be defined as _______ o the ev…
a process in which organisms with certain inherited traits are more likely to survive and reproduce than individuals with other traits
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which statement is true about a cell wall but not a cell membrane? it f…
It is made mostly of cellulose.
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which statement about the cell membrane is true? it contains cellulose …
It prevents harmful substances from entering a cell.
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which organelle captures the energy from sunlight and converts it to ch…
chloroplasts, which can be found in leaf cells of trees
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which organelle should be listed under \both\ in the diagram? centriole…
mitochondrion
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brilliant octopuses when thinking of intelligent animals, dolphins and …
If placed in a new environment, an octopus would likely explore their surroundings and interact with any novel stimuli.
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which conflict in the 1700s changed the balance of power in europe and …
the Seven Years' War
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select the correct answer. why did the crown pass the so - called intol…
D. to punish the colonists for their disobedience
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polar bears sustain themselves primarily by hunting seals on the arctic…
C. By noting that it neglects the possibility of some polar bear populations adapting to changes in their environment
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which process is characterized by the movement of particles from an are…
C. passive transport
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read the passage to answer the question have you had the chance to watc…
All of the cells would be identical.
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from chinua achebe, things fall apart. copyright 1959 by chinua achebe …
He appeals to their desire for spiritual fulfillment and eternal life.
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the american revolution subsequently inspired nineteenth - century inde…
Latin America and the Caribbean
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question 1 match each type of tropism (column a - question) with the co…
1. a 2. e 3. c 4. b
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marsupials, such as kangaroos, koalas, and wombats, are mammals that ca…
adaptive radiation
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use the drop - down menus to analyze the writing prompt.format: an essa…
Purpose: to argue a position
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which of these statements describe life after the agricultural revoluti…
Most farmland was controlled by the wealthy, People moved to cities to find work, Landowners put enclosures around land.
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what role did crop rotation play in the agricultural revolution? it ena…
It helped restore nutrients to the soil so crops grew better.
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explains abnormal behavior patterns in terms of the interactions of bio…
biopsychosocial model
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what is the main difference between adaptive radiation and other forms …
Adaptive radiation happens over a relatively short time.
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which is most likely to happen to a population that becomes anatomicall…
The population will become a separate species over time.
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the constitution was drafted in 1787, after the american revolution end…
the Articles of Confederation
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who challenged the aristotelian model of a geocentric universe that beg…
Copernicus
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which of the following could result in speciation from biogeographic is…
the isolation of two populations of the same species
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which of the following is the best definition of biogeographic isolatio…
the separation of members of a species through geographical or biological forces
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1 multiple choice 2 points quantum effects in bird migration as childre…
"Formed photochemically in the eyes of a bird, small quantum effects in brief molecular pieces, called radical pairs, suggest that birds are essentially able to see the magnetic f…
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which organelles are found in a plant cell? check all that apply. endop…
endoplasmic reticulum, cell wall, vacuoles, mitochondria, chloroplasts, cell membrane
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question 3 of 10 what complementary strand of dna would be produced fro…
D. AGC CT
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which organelles are found in an animal cell? check all that apply. end…
endoplasmic reticulum, centrioles, vacuoles, lysosomes, mitochondria, cell membrane
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question 2 of 10 if this strand of dna was used, what would be the comp…
B. GCT GA