Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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toward the creation of an american identity. passage 2 historians are t…
B. analyze several viewpoints
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adaptive radiation occurs when many different species originate from a …
a mass extinction event
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in order to get around the need for senate approval of treaties, many c…
- First question: C. executive agreements - Second question: D. their communications with close advisors should be confidential. - Third question: A. presidents have long claimed …
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what is adaptive radiation? when many diverse species arise from a comm…
when many diverse species arise from a common ancestor
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7 how was mrna used in the creation of the covid - 19 vaccine? a geneti…
A. Genetic information was replicated to build proteins similar Covid
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if an ecosystem undergoes a significant change, such as a rainforest be…
move, adapt, or die out
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what led to the emergence of new finch species on the galapagos islands…
isolation of finch groups on different islands and differences in their feeding habits
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6 which of the following is the correct interpretation of the \central …
D. DNA > RNA > Proteins
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a species that moves to a new, isolated area may end up becoming a new,…
the founder effect
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each of these finches has a different diet, allowing them to fill diffe…
the shape of their beaks
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5 why is splicing important to the process of transcription? a splicing…
A. Splicing removes the unwanted information from the mRNA strand
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8 give that complementary version of the dna strand below: tac gcc cga …
D. ATG CGG GCT AAC
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4 promoters are used by the enzyme dna polymerase to ______ the replica…
D. initiate
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amy is studying quietly. under these conditions, her muscles are using …
fat
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question 4 jessica is in a history class taking notes as she listens. s…
Receiving
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question 1 ______ fat is under the abdominal muscles. subcutaneous visc…
Visceral
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where is the founder effect most likely to occur? in the oceans and oth…
on islands and other isolated habitats that aren't connected
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what causes the bottleneck effect? when populations enjoy having an unl…
a large loss in the population due to a dramatic event
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why does genetic drift affect a small population more than a large one?…
The loss of a few alleles caused a large shift in the allele frequency of a small population.
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what is a negative effect of genetic drift? the development of a new sp…
the loss of diversity within a population
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which of these can cause the bottleneck effect? an increase in food, wa…
catastrophic events such as volcanoes, fires, hurricanes, and destruction of habitat by humans
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teenagers are dying and being injured every day because too many driver…
C. Driving while using a cell phone is dangerous, especially for teenagers.
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what is the founder effect? the movement of a few individuals to a new …
the movement of a few individuals to a new location to start a new population
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what term do we use to describe changes in allele frequencies caused by…
Genetic drift
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what term is used to describe a change in allele frequencies due to a d…
Bottleneck Effect
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which of these is a type of genetic drift? bottleneck effect natural se…
Bottleneck effect
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the function named deletefrommovie () takes the name of an actor and a …
```javascript function deleteFromMovie(actorName, cast) { if (actorName in cast) { delete cast[actorName]; return "Actor deleted"; } return "Not in this cast"; } ```
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the function named roleof () takes the name of an actor and a cast as a…
```javascript return cast[actorName]; ```
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rio enjoys spicy food. rio enjoys hot peppers from her garden. rio enjo…
1. Rio enjoys hot peppers from her garden. 2. however, but, although, conversely
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14. pie paragraph which is a good/reasonable topic sentence for this pa…
Rio enjoys spicy food.
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how does the short generational timeframe of bacteria impact their evol…
They are able to evolve very rapidly.
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chickens do not have teeth, but they do have the genetic code for teeth…
A. The genes regulating the development in tooth buds can be turned on artificially in a laboratory.
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multiple choice: use the following excerpt to answer the multiple choic…
1. B. innovations including textile machinery, steam engines, and interchangeable parts 2. C. Southern cotton planter
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what is antibiotic resistance? the mechanism by which antibiotics destr…
the ability of bacteria to withstand the effects of an antibiotic
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which of the following is a part of bacteria targeted by antibiotics? r…
ribosomes
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proteins are important biomolecules. proteins are synthesized and often…
- Nucleus: Initial sequence of nitrogen bases that determine type of protein comes from this organelle. - Ribosome: The site of protein synthesis. - Endoplasmic reticulum: Protein…
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dna has an important role in making proteins, the biomolecules that hel…
1. DNA in nucleus acts as template for mRNA; called transcription. 2. mRNA leaves nucleus with code for protein. 3. mRNA moves to ribosome; contains codons. 4. tRNA brings anticod…
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if the wrong word is used below, change it. if there is no error, click…
For her essay, Morticia Addams needs to cite at least six journal articles.
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in a population of giraffes, those with medium - sized necks have highe…
stabilizing
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what type of natural selection did the peppered moth population undergo…
directional natural selection
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what causes the changes that occur in allele frequency? zero selection …
natural selection
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in observing the \after\ curve (blue line), what can be determined abou…
They have lower fitness than those at the center and higher end.
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in a population of birds, those with large beaks have higher fitness th…
Directional.
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in the given graph, the taller the curve, the higher the fitness. in lo…
directional selection
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protein synthesis the image represents protein synthesis. imagine the p…
First question: C. nucleus, ribosome, ER, Golgi apparatus Second question: B. The Golgi apparatus packages the enzyme in a vesicle. That vesicle moves to the cell membrane and the…
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period 7 environmental science highlight any text to hear text - to - v…
The first blank is filled with "environment". The second blank is filled with "scientific study".
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match the vocabulary word with the correct definition. note to complete…
1. Biomes: large, naturally occurring ecological levels occupying a major habitat; include aquatic, forest, grassland and wetland 2. Parts Per Thousand (ppt): unit expressing a ra…
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match the vocabulary word with the correct definition. note to complete…
- sum of the surfaces, atmosphere and hydrosphere of the earth which is occupied by living organisms → Biosphere - all the bodies of water on the earth → Hydrosphere - gases surro…
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match the vocabulary word with the correct definition note to complete …
1. "omnivores which consume plants and animals; carnivores which consume only animals" → Secondary Consumers 2. "herbivores which consume only plants" → Primary Consumers 3. "cons…
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define a setter function named wonaward () that takes a parameter for t…
```javascript movie.wonAward = function(awardName) { this.awards.push(awardName); }; ```
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refer to the punnett square below to answer this question. if two of th…
\(\frac{1}{4}\) (Option \(1/4\))
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question 2 0.5 pts the punnett square shown below was used by your inst…
one parent produced only F containing gametes and the other producing only f containing gametes
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scenes in which i had been principal actor came and went, as in a dream…
struck with fear, dread, or consternation
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on friday, bostons international airport closed for half an hour becaus…
sent on a course different from the planned or intended one
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what type of isolation exists when the reproductive organs of two diffe…
mechanical isolation
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a species of owl feeds only at night and a hawk species feeds only duri…
temporal isolation
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which of these best explains the difference between prezygotic barriers…
Prezygotic barriers keep zygotes from forming while postzygotic barriers involve formed zygotes.
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a mountain range that separates two species of bears is an example of w…
geographic isolation
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when a lion and a tiger mate, they have offspring, but the hybrids are …
a postzygotic barrier
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reproductive barriers occur when two organisms are prevented from matin…
gametic isolation
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when a horse and donkey mate they produce a mule, which is infertile, m…
postzygotic barrier
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what do we call a reproductive barrier that allows two species to mate …
postzygotic barrier
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what do we call a physical barrier or obstacle that prevents two specie…
prezygotic barrier
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osmosis is the movement of water from high water concentration to low w…
a. Both animal and plant cells. b. Plant cells. 12. The relative rate of water movement.
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roy is an adult with xxy chromosomes. he was assigned the sex of male a…
C. secondary; Klinefelter Syndrome
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multiple - choice question ipo stands for? initial private organization…
Initial Public Offering
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question 1 how does meiosis relate to sexual reproduction? meiosis prod…
meiosis produces haploid cells that develop into gametes that unite during fertilization
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where does gas exchange occur in our lungs? trachea alveolar sacs bronc…
alveolar sacs
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how can parasympatric speciation occur? two species are completely cut …
A hybrid species develops from two separate species, and the hybrids become a new species.
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which theory suggests that speciation happens very slowly over time thr…
Gradualism
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which process do organisms with gills use to extract oxygen from the wa…
B. countercurrent exchange
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which theory suggests that speciation occurs through rapid bursts of ch…
Punctuated Equilibrium
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dr. beesly is a doctor who has just delivered a newborn. she sees that …
D. biological aspects of sex
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a population of orioles from a west coast species and an east coast pop…
Allopatric Speciation
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lo 3 the journal entry to record accrued interest on a short - term not…
Interest Expense and a credit to Interest Payable.
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in the four steps of gas transportation and exchange in mammals, what p…
bulk flow
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a population of orioles from a west coast species and an east coast pop…
Allopatric Speciation
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certain individual females in a population of deer decide to stop breed…
Sympatric Speciation
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what is a species? a population whose members can interbreed and produc…
a population whose members can interbreed and produce viable, fertile offspring
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our respiratory structures are designed to promote the passive movement…
diffusion
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a population of squirrels that once bred and lived together is now sepa…
Allopatric Speciation
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unit 3b: government and economics students instructions: circle the let…
- 21. B. Secondary - 22. C. The fisherman's job is primary, and the factory work is secondary - 23. C. Teacher - 24. C. Primary → Secondary → Tertiary - 25. B. Secondary
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jared has a monthly gross income of $2,250 and a monthly debt load of $…
Jared's debt - to - income ratio is approximately \(8.89\%\), so it can be classified as "Excellent—10 percent or less"
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please refer to the passage to help you answer the problem. how does ra…
With random mating, every individual has an equal chance of passing on their genes.
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hardy-weinberg equilibrium requires 5 conditions to be met. which of th…
Mutations must not occur.
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non - random mating is observed in natural populations. why? random mat…
Individuals in natural populations choose to mate with those that are BEST suited to the environment.
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hardy - weinberg equilibrium can only occur if which of these condition…
There must be no gene flow.
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how can having a large population keep the population in hardy-weinberg…
A large population is not easily affected by changes, so the population does not evolve as quickly.
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4. there are 4 roses for every 7 carnations in a bouquet. mr. rodriguez…
21
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thats correct, kasy! the answer is c) love and belonging needs. this le…
holism
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which is an example of a couplet from shakespeares \sonnet 18\? shall i…
So long as men can breathe or eyes can see, So long lives this, and this gives life to thee.
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correct the text by inserting two commas. (note: in this skill, serial …
I'm fairly certain, Ms. Quinn, that Ellie is graduating from college with a degree in biology next year.
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how is allele frequency expressed? ratio decimal percentage
All of the options (ratio, decimal, percentage) can be used to express allele frequency.
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when fertile individuals move in or out of a population, it changes the…
gene flow
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what is the benefit of variety between organisms within a population? a…
genetic variation allows a species to survive environmental changes
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what would happen to the wolf, in the scenario, after a very cold winte…
It would be selected against and would likely die off before being able to reproduce.
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which of the following are examples of behavioral adaptations? camoufla…
migration in changing seasons, hibernation, instincts, being nocturnal
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which of the following are examples of physiological adaptations? insti…
making venom and secreting slime
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what does \fitness\ in the context of natural selection refer to? abili…
Ability to survive and reproduce
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insert dashes where needed. tim samaras the legendary storm chaser kill…
Tim Samaras—the legendary storm chaser killed by a deadly tornado in 2013—was known for his daring missions to collect data from passing storms.