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 dna sequence, mrna codon, and amino acid correspond to the trna a…
DNA sequence: TGC mRNA codon: ACG amino acid: Thr
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6. describe the activity of an enzyme. v1
Enzymes are protein-based biological catalysts that accelerate biochemical reactions by lowering the reaction's activation energy. They bind specific substrates at their active si…
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which mrna codon, trna anticodon, and amino acid correspond to the dna …
mRNA codon: AUG tRNA anticodon: UAC amino acid: Met
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which mrna codon, trna anticodon, and amino acid correspond to the dna …
mRNA codon: GGC tRNA anticodon: CCG amino acid: Gly
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4. define and name the steps of the central dogma of biology. 2
The central dogma of biology outlines the flow of genetic information, with these core steps: 1. **DNA Replication**: The process where a double-stranded DNA molecule is copied to…
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2. describe the structural differences between dna and rna.
1. Sugar type: DNA has deoxyribose; RNA has ribose. 2. Bases: DNA uses thymine; RNA uses uracil. 3. Structure: DNA is double-stranded helix; RNA is mostly single-stranded. 4. Size…
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multiple choice 0.5 points the broad - spectrum revolution in europe in…
microlith
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6 multiple choice 0.5 points the domestication of the dog illustrates t…
illustrates the strong human-animal bond that was an important adaptation during the time of early hominin evolution.
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ordering question click and drag on elements in order arrange these fiv…
1. Class 2. Order 3. Family 4. Genus 5. Species
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question 18 \genetic screening is acceptable because the mother wants i…
B. Egoism
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cnvs asmt. 3 - chapters 8 & 9 1 multiple choice 0.5 points to what did …
the period beginning around 15,000 B.P. in the Middle East and 12,000 B.P. in Europe, during which a wider range of plant and animal life was hunted, gathered, collected, caught, …
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14. reproduction is not essential for the survival of an individual ___…
organism; species ### Question 15
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in snapdragon flowers, petal color shows incomplete dominance. a red - …
Pink flowers
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if brown fur (b) is dominant to white fur (b) in rats, what percentage …
75%
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12. must every member of a particular species (one kind of organism) be…
No, every member of a particular species does not need to be able to reproduce for the species to survive. Because a species' survival depends on the population's overall reproduc…
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why can an organism with a heterozygous genotype (hh) express the domin…
Because the dominant allele masks the effect of the recessive allele.
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7) from top to bottom what order did you place the organisms in? 8) how…
(The answer would depend on the specific organisms in the simulation. For example, if the organisms were Bird, Mammal, Reptile, Amphibian (and we order based on evolutionary relat…
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when a red - flowered plant and a white - flowered plant produce an off…
Incomplete Dominance
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in a monohybrid cross between two heterozygous parents (bb), what is th…
25%
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what is the primary purpose of using a punnett square? to study environ…
To determine the probability of genotypes and phenotypes in offspring
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an organism has one dominant allele and one recessive allele for a trai…
Heterozygous
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11. define reproduction.
Reproduction is the biological process by which new individual organisms (offspring) are produced from their parent(s), either asexually (one parent, genetically identical offspri…
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standard: sev1. obtain, evaluate, and communicate information to invest…
organism ### Question 2
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question 7 \genetic screening is morally acceptable since it allows a p…
Conventionalism
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which is a benefit of a journaled file system? a. the file system recor…
b. The file system records a transaction before the system carries it out.
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11. list two characteristics of life affected by heartburn. 12. how doe…
Two characteristics of life affected by heartburn could be: 1. Sleep (disrupted due to discomfort). 2. Daily activity (e.g., difficulty in eating certain foods or performing tasks…
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evidence of evolution vocabulary matching term | definition 1. ____ tra…
To solve this vocabulary matching for evidence of evolution, we analyze each term and its definition: ### Term 1: transitional fossils Transitional fossils are a subset of fossils…
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unit 4 — challenge 4.3: case studies \genetic screening is morally wron…
a.) Virtue-based ethics
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here are some facts about the rg low - inclusion ground beef: - rg low …
1. No 2. No
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name: joey m. mankind: the story of all of us episode 9: \pioneers\ sal…
s (Key Points): 1. Fear of witchcraft, religious extremism, social uncertainty. 2. Women 3. Luxury fashion, trade, cold climates. 4. Territory/resources (fur trapping). 5. Poor na…
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what type of molecule is transported across the cell membrane during os…
D. water
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the digestive and excretory systems tutorial the model shows how celiac…
Celiac disease damages the small intestine’s villi. Normally, villi absorb digested nutrients (e.g., glucose for energy) into blood capillaries of the circulatory system. Damaged …
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fill in the blank question natural selection is fueled by variation amo…
mutations
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20 how is man, as the incarnation, the revelation of god’s love? a. he …
20. a. He helps us know God in a new way 21. b. Abba (Father) 22. a. One God, made in three distinguishable yet inseparable persons 23. b. God saves 24. a. Anointed One (Messiah)
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while doing research on a local river, a scientist put tags on 210 rain…
3500
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question 2 write a function rule for the relationship between the amoun…
\( f(x) = 50 - 5x \) (or any linear function of the form \( f(x) = A - cx \) where \( A \) is initial amount and \( c \) is daily consumption; adjust based on context)
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fill in the blank question the flattened wings of penguins that are sui…
adaptation
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for a research project on rodents, 41 chipmunks were tagged and release…
820
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britney keeps track of the populations of various creatures near a lake…
14000
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evidence of evolution multiple choice questions 1. what is the primary …
b. The change in populations of species over time ### Question 2
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some researchers wanted to know how many salmon were in a local river. …
18000
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4 matching 2.5 points match the scale types with the correct descriptio…
- Whole tone Scale: A scale in which all of the notes are a whole step apart from each other in sequence (all whole steps) - Chromatic Scale: A scale in which the notes are all a …
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jamal studies orcas and wants to estimate the population in a certain r…
600
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a country in africa is trying to restore its zebra population and is ca…
2100
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6 your search continues. the next website you find is from a well - kno…
D. based on facts or multiple points of view
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4 relevance means that the information is important to the topic at han…
## Accuracy: how factual the information is check by comparing with other sources ## Credibility: how trustworthy the source is check by looking at the website domain
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brittany is an avid birdwatcher and is trying to estimate the number of…
870
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scientists put marks on 60 white - tailed deer as part of a study to es…
D. 1,000 white-tailed deer
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select the correct text in the passage. which statement develops the id…
Our Constitution has survived domestic and international tumult
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a researcher studied the relationship between the number of times a cer…
$-0.6^\circ\text{F}$
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during cell division they must change shape and pull apart the cell con…
All living cells use ATP (adenosine triphosphate) as a "standby" source of energy. ### Question 2
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which amino acid is specified by the codon aca? second letter first let…
Thr
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which amino acid is specified by the codon gua? second letter first let…
Val
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which amino acid is specified by the codon cca? second letter first let…
Pro
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paying rent is a need, while buying a new video game is a want. if you …
realizing opportunity cost
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“british victory against france in the seven years war helped to cause …
D. The British increased colonial taxes in order to pay for the victory over France.
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a tilapia fish hatchery selectively releases fish when the populations …
13000
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paying rent is a, while buying a new video game is a. if you buy a new …
First blank: need Second blank: want (For the third part, if we assume the options were related to the concept of trade - off or choice due to scarcity, but based on the given fir…
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• \and we do further declare it to be our royal will and pleasure, for …
B. The colonists resented that they were not able to settle on land that Great Britain took after the French & Indian war.
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which of these events first resulted in a change in british policy towa…
B. the French and Indian War
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3. identify the atom using the model:______ (draw it if you need too.) …
Aluminum (Al) --- ### For Question 4:
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this illustration represents one of the taxes england imposed on the co…
D. The French and Indian War
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world history history channel: the french revolution video study guide …
To answer these questions, we analyze each one based on historical knowledge of the French Revolution: ### Question 1: Characterize Robespierre Robespierre was a key figure in the…
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when a person is being strongly affected by no aristocracy, a great num…
pull factors
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when a person is being strongly affected by food shortages, lack of job…
push factors
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check the \my data has headers\ box, if necessary sort by: birth month …
Ordinal
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while taking a photograph on a balcony, you drop your cell phone. the f…
\( 4.5 \)
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jim is growing a bacterial culture in a dish for a science project. the…
Jim starts with 100 bacteria, and the population of bacteria doubles every hour.
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watch the attached video depicting the complexity of genghis khans lega…
The legacy of Genghis Khan and the Mongols is multifaceted. Militarily, they built one of the largest empires via innovative tactics and a merit - based army. In governance, they …
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question 12 (1 point) which biologist maintained that a biological ecos…
b. Julian Steward
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what does the idiom in this text suggest? cell phones once cost an arm …
Cell phones were once very expensive.
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instructions read the question carefully and select the best answer. wh…
C. The type of stories he covered were very different than the news story which got him in trouble.
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lets find out how much you know about this topic! this will help us per…
B. Supporting immune function and tissue repair
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identify the side effects of each drug classification. note that some d…
To solve this, we analyze each drug class and its typical side effects: ### Anticholinergics: - Common side effects: Dry mouth, blurred vision, but for the given list, **Headache …
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if the imperial dynasty had continued to rule china, it is most likely …
B. European nations would have gotten more of a foothold in China.
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which of the following is an example of reproductive isolation? two pop…
A. two populations of finches that cannot produce viable offspring
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select the best evidence to support the statement that some lizards dar…
Some lizards can adjust their temperature by changing color. In the morning their skins are darkened because dark colors are better at absorbing heat. As the day warms up, their s…
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select all the correct answers. which statement describes the importanc…
B. He compiled papers that revealed information about the government’s role in the war effort.
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read the passage and then answer the question. a typical human baby is …
combining
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a strand of mrna serves as a temporary copy of a genes specific protein…
| | DNA | mRNA | |----|----|----| | Can be found outside the nucleus | $\square$ (unchecked) | $\blacksquare$ (checked) | | Contains specific protein-coding instructions, but does…
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what is unique about the members of the group of fungi to which penicil…
They are used in fermentation.
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an organism has two different possible traits, a and b. a graph of the …
It decreased in frequency over time.
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sk two: location a - desert describe what is happening between illustra…
In illustration 1, there are green and other - colored beetles, and birds prefer to eat green beetles. Over successive generations (from 1 to 2, then 2 to 3), the birds consume gr…
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southwest china. \this decrease in the number of elephants born with tu…
b. As the land mass (continent) moved, the original species evolved and adapted to the new land mass. ### Question 2
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the red guards carried out the cultural revolution by protecting old cu…
B. persecuting intellectuals and government officials.
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the student militias that carried out the cultural revolution were know…
C. Red Guards.
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what does it mean to be free? what does true freedom look like to you? …
To be free means having the ability to make choices without undue external constraints, both in action and thought. True freedom, to me, involves three main criteria: 1. Autonomy …
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question 4 (1 point) florencia is compiling statistics on the students …
a. demographics
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question 2 (1 point) when discussing a vernacular region during a prese…
b. perceptual region
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question 7 of 10 a historian is making a historical argument about the …
A. He refers to the execution of French royalty and the European wars that revolutionaries launched following their victory to support his argument.
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what is one evolutionary advantage angiosperms have over gymnosperms? a…
Angiosperms have flowers that attract organisms like insects, which aid in fertilization.
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what is one evolutionary advantage pteridophytes have over bryophytes? …
B. Pteridophytes have vascular tissue that aids in transport of water and nutrients within a plant.
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microsleep is particularly dangerous because it can happen when ______.…
your eyes are open
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a major event in the french revolution happened on july 14, 1789, when …
A. Read French letters from the 1700s and search for references to the event's date.
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civilization on easter island survived, infertile soil and a raging rat…
C. A journal written by one of the civilization's chiefs describing the horrible farming conditions and complaining about the rat population
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world history history channel: the french revolution video study guide …
To answer these questions, we analyze each one based on knowledge of the French Revolution: ### Question 1: Characterize Robespierre Robespierre is often portrayed as a complex fi…
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11. use the dichotomous key below to identify the following organisms. …
1. Carl 2. Pete 3. Larry 4. Chester 5. Kevin 6. Sammy
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shown below is a phylogenetic tree of the three domains of life. organi…
8. d. Thermotoga 9. Taxonomy 10. a. Having a common language makes it easier for scientists in different countries to research things. b. Scientists using Latin to name organisms …
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name a unit of measurement that is about the same size as each object a…
a. meter b. millimeter c. milliliter d. kilogram e. centimeter f. tonne g. liter h. gram i. liter j. meter
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galapogos tortoises have a number of shell variations, shown right. wha…
A. Birds have shorter lifespans, making generations shorter. B. The bird population is likely much greater, allowing for more data. D. Birds are easier to track and monitor.