生物
細胞生物學、遺傳學、生態學與生命科學基礎。
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multiple choice 1 point during the late 19th century, the american indu…
expanded through migration across national borders and internal migration.
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multiple choice 1 point which statement explains the structure - functi…
Cellulose is a polysaccharide with Beta - glycosidic bonds that alternate up and down in position creating a linear, fibrous structure which is gives support to plant cell walls.
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19. most pollutants that enter estuaries break down over time, yet they…
19. b. It is the volume of the pollutants, more than the time factor, that harms estuaries. 20. b. One swims freely and the other often lives attached to a hard surface. 21. Water…
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q8 the molecule that contains the information about how to make protein…
C. DNA
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cc38 - life science - semester 1 quiz - unit 1: lesson 2: its alive!! o…
lipids
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q6 the subunits of nucleic acids are nucleotides. oils. sugars. amino a…
nucleotides.
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18. what causes most coastal pollution in the united states? mark only …
18. B. Industrial waste and sewage 19. B. It is the volume of the pollutants, more than the time factor, that harms estuaries. 20. B. One swims freely and the other often lives at…
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q5 some organisms have only one cell, while others have trillions of ce…
Different kinds of cells perform specialized functions.
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you may think that humans do not have anything in common with a bacteri…
Both have DNA.
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16. estuaries are extremely productive ecosystems because they continua…
16. A. rivers, oceans 17. 600 years
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q3 proteins play a role in most cell processes. what do cells make prot…
A. amino acids
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q2 organisms must have food because food is a source of energy. food su…
A. food is a source of energy.
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q1 new organisms are created either by sexual or asexual reproduction. …
Both have DNA.
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1. compare classify each factor as having a positive impact or a negati…
Birth rate - positive impact; Death rate - negative impact; Rate of immigration - positive impact; Rate of emigration - negative impact ### 2.
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in which of oceanias ecosystems can you find tree kangaroos, frogs, var…
C. the tropical rainforest
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samples of blood were mixed with different sodium - chloride solutions.…
B. Water diffused into the red blood cells by osmosis, and the higher concentration of water caused the red blood cells to burst.
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cell membrane with passive and active transportation 1. what’s able to …
1. Small non - polar molecules (e.g., oxygen), water (by osmosis), some ions (if facilitated diffusion) can move into the cell. 2. Waste products (e.g., carbon dioxide), some ions…
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how do the data in figure 1 help explain the frequency of mutations in …
D. Exposure to higher concentrations of DDT increased the proportion of bedbugs that already had the mutations for pesticide resistance.
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based on figure 2, which mutation most likely provides better resistanc…
B. Mutation 1, because selection as a result of DDT treatment resulted in a higher frequency of that mutation
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the financial aid office at clayton university produced an internal rep…
between 2022 and 2025
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based on the information, which evidence best supports the idea that ex…
A. The proportion of bedbugs that were resistant to DDT increased.
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based on figure 1, which statement best describes how the skin cells an…
B. Skin cells and muscle cells form from different groups of cells, but each group originally came from the same cell.
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extension questions 27. the image below is a transmembrane protein that…
For question 27: - Site 1: Hydrophilic amino acids - Site 2: Hydrophobic amino acids - Site 3: Positively charged or polar amino acids - Site 4: Hydrophilic amino acids For questi…
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based on figure 1, how many chromosomes should be present in one cell i…
C. 56, because the genetic information is the same from fertilization through all the stages
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mitosis in plants the diagram below represents plant cells under the mi…
11. Prophase 12. Prophase 13. Interphase 14. Interphase 15. Prophase 16. Interphase 17. Prophase 18. Interphase 19. Prophase 20. Prophase 21. Metaphase 22. Prophase 23. Prophase 2…
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13. 9. environmental function of wetlands * mark only one oval. a. salt…
9. g. flood control 10. j. over fishing
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a class uses microscopes to study three types of cells produced in peop…
C. Do the same genes get translated into proteins in each cell type?
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14. the ac square wave differs from a dc square wave because a ac squar…
C. AC square waves have positive and negative half cycles
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name: knights of the middle ages 1. what did a page learn and why do yo…
1. Pages learned basic manners, reading, writing, and some fighting skills. It was important as it laid the foundation for a knight's future roles. 2. A boy was called a squire. H…
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is there enough evidence to defend the claim that x - rays caused all t…
C. No, because the offspring of flies not exposed to X - rays also had a lethal mating pair
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which claim about the genes for eye color and body color is best suppor…
B. The new combinations of eye color and body color seen in the offspring result from crossing - over during meiosis, because most offspring have the same eye color and body color…
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10. 6. marine ecosystem dominated by marsh grasses * mark only one oval…
10. a. salt marsh 11. c. benthic zone
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threat to ocean organisms * mark only one oval. a. salt marsh b. corals…
A. salt marsh
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aconsejando a una amiga laura y mirna están hablando de los problemas q…
(1.) tengo muchas ganas de dormir (2.) guardes silencio (3.) dejar de pensar (4.) nerviosa (5.) muy mal (6.) dar consejos (7.) contenta (8.) piden (9.) relajarte (10.) puedo (11.)…
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2. organisms that float near the surface of water * mark only one oval.…
2. e. plankton 3. h. mangrove swamps 4. f. oxygen
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6. one cycle of a sine wave always has a one positive and one negative …
A. one positive and one negative alternation
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5. the number of cycles in one second is called _________. a period b w…
C. frequency
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which of these is the primary drawback of digging up individual plants …
D. It could leave behind seeds that might germinate again and regrow in a new infestation
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4. alternating current is produced by a ________. a battery b transform…
C. generator
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based on the places where scotch broom grows, which statement correctly…
D. Because Scotch broom grows better in challenging conditions than native species do, it is able to outcompete native species.
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gy 25.26 sa unit 2 cell structure, function & transport - school some m…
A. proteins
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carry oxygen throughout the body, and wonders whether hemoglobin is con…
C. A single mutation in the DNA sequence changes an amino acid in the hemoglobin protein, which causes RBCs to change shape under low - oxygen conditions.
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which qualifications are unique to the science and math pathway? select…
- advanced knowledge in biology or astronomy - math skills and critical thinking skills
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lisa has been asked to join the famous jane goodall institute on a rese…
She is a Zoologist with proven research skills when it comes to gathering information, and she is in peak physical condition.
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doctors discovered a tumor in amandas brain and used robotic surgery to…
creating the mechanics, wiring, and other components of a robot - like machine
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based on the information in table 1, the student investigates a classma…
D. Knee strike → nerve → spinal cord → nerve → muscle
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based on the figures, why does the coach recommend the students eat foo…
C. It will allow the students to store more potential chemical energy, which can be readily converted to usable energy during a workout.
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based on figure 1, is drinking more water likely to directly increase t…
D. No, because water is an output, and increasing the outputs does not increase the potential for ATP production
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as to the history of the revolution, my ideas may be peculiar, perhaps …
1. John Adams believed the revolution occurred from 1760 - 1775. Evidence: "The revolution was in the minds of the people, and this was effected from 1760 to 1775, in the course o…
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based on the model in figure 1, how are the lower oxygen levels in denv…
C. The students inhale less oxygen with each breath, which reduces their production of ATP.
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the scientists tested the tissue samples at the end of the investigatio…
B. The labeled glucose was broken down into smaller molecules containing labeled carbon and hydrogen, which were then used to build fatty acids and glycerol.
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question 10 1 pts the difference between pinocytosis and receptor - med…
pinocytosis is nonselective in the molecules it brings into the cell, whereas receptor - mediated endocytosis is highly selective.
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based on the model and the table, which change occurs during the time t…
B. The $CO_2$ and $H_2O$ molecules are broken apart, and the atoms are rearranged to produce oxygen and glucose, with light energy being converted to chemical energy in the bonds …
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based on the model and the information in the table, which statement be…
C. They provide wavelengths of light that input more energy for use during photosynthesis.
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which component in the image below helps the membrane resist changes in…
(Without knowing which component is cholesterol among A - K, cannot provide a specific letter - option. But conceptually, the component is cholesterol.)
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9. how is the communication between the princess and her lover in parag…
It highlights the princess's internal conflict over her decision.
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carrot slices placed in a 0.2 m salt solution for several hours become …
the fresh water is hypotonic and the salt solution is hypertonic to the cells of the carrot slices.
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question 6 1 pts the primary function of kinases in signal transduction…
activate protein kinases or other relay molecules in a series.
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question 2 of 10 which of the following is a best practice of social me…
Do not share personal details unless your account is private and you only connect with people you know.
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question 14 (1 point) hemolytic anemia is a condition in which red bloo…
Shortness of breath
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the secretion of a signal molecule by a cell into the local environment…
paracrine signaling.
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quiz 7 - chapter 5 started: sep 26 at 12:10pm quiz instructions questio…
apoptosis
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phosphorylation cascades involving a series of protein kinases are usef…
they amplify the original signal many fold.
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lipid soluble signaling molecules, such as testosterone, cross the memb…
B. intracellular receptors are present only in target cells.
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question 1 1 pts a ligand is a second messenger that relays the message…
False
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question 10 the part of the object in the picture labeled a is called t…
Hydrophilic head
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a membrane forms an impermeable barrier around the cell or around an or…
False True
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which of the following characteristics of lipids is incorrect? they are…
For the first question: They are hydrophilic For the second question: Nucleotides
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draw a line from each word on the left to its definition. food chain th…
# Breve explicación: Se deben emparejar las definiciones correctas con los términos de la ecología. Un cadena alimentaria es la secuencia de quién come a quién en una comunidad bi…
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you perform a benedicts test on a series of samples but you forget to l…
D. red
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1.1.4: looking inside bone - bone’s unique structure and upon closer ex…
- Metacarpals: Long bone - Sternum: Flat bone - Vertebra: Irregular bone
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food chain quiz - multiple choice comprehension questions color the cir…
1. D. A y C 2. D. todo lo anterior 3. D. todo lo anterior 4. C. consumidor secundario 5. D. consumidor terciario 6. C. consumidor secundario 7. A. productores primarios 8. B. cons…
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bio 227 lab 3, 10 points your name date (c) another form of deafness is…
3(c): Yes, if both parents are carriers (Aa). 4(a): Autosomal, recessive. 4(b): Affected individuals: aa; Unaffected parents of affected children: Aa; Other unaffected individuals…
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short answer. write the word or phrase that best completes each stateme…
(a) \(Ss×ss\) (b) \(SS×SS\) or \(SS×Ss\) (c) \(ss×ss\) (d) \(Ss×Ss\) (e) \(SS×ss\) ### 2.
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question 9 (1 point) saved which component of blood initiates the clott…
B. Platelets
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23. john and antoine were talking. john said the smallest unit of eleme…
23. A. John 24. T. True 25. F. False
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biol 221 lab 3, 10 points your name____ date____ (c) another form of de…
- For the deaf - ness question: No, all children will be deaf as both parents are \(aa\) and can only pass on the \(a\) allele. - For the pedigree question: (a) Autosomal recessiv…
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3) another form of deafness is caused by a rare autosomal recessive gen…
For the deafness question: It is possible if there is genetic heterogeneity (e.g., mutations in different non - interacting autosomal recessive genes). For the pedigree question: …
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19. this tissue supports, binds or separates other tissues or organs, a…
19. D. connective 20. A. muscle 21. A. hierarchy 22. D. cell
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food web worksheet read the passage then answer the questions below. a …
1. Productores 2. Heterótrofos 3. Autótrofos, Productores 4. Productor 5. Consumidores primarios 6. Consumidores secundarios/terciarios
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(b) in a mating involving a deaf man and a deaf woman (both heterozygou…
(b) Yes. The parents are heterozygous (\(Aa\)). Offspring genotypes can be \(AA\), \(Aa\), or \(aa\). If all inherit \(A\) (either \(AA\) or \(Aa\)), they will have normal hearing…
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farmers in a midwest community are concerned about a plant virus that i…
an Agricultural Technician in the Science and Math career pathway
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complete this sentence: the spleen is the location of choose your answe…
The destruction of old red blood cells
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14. which scientist projected plant parts were made of cell? 4 points a…
14. D. Schleiden 15. D. Schwann 16. B. Leeuwenhoek 17. C. nervous 18. B. epithelial
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question 5 of 10 why is it a good idea to turn off wi - fi while using …
D. Cellular data is more secure than public Wi - Fi
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bone internal features internal feature function (what it does / it’s j…
| Internal Feature | Function (what it does / it’s job in the bone) | Location (where you find it on the bone) | | --- | --- | --- | | Compact (cortical) bone | Provides strength …
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stephanie is a zoologist who loves the outdoors and often travels the w…
in the wild, where she studies animals' development and behavior, and then travels to zoos where she reports her findings
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this preface takes the form of a letter to gates daughters, maggie and …
A. Gates adopts a paternal but sophisticated tone.
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20. label the phases of cell division. enzymes p. 23 21. enzymes are wh…
21. Proteins 22. Amino acids 23. Biological catalysts 24. Deviations from optimal temperature and pH can denature enzymes and reduce/stop activity 25. A. Substrate; B. Enzyme; C. …
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look at the list of some of kaliks potential expenses in the coming yea…
Cell phone bill Streaming service subscription Software subscription Gym membership Car insurance payment
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complete the food chains worksheet. circle the organisms that complete …
1. d. tigre 2. e. caracol, a. león 3. a. cochino, b. jaguar 4. b. serpiente, d. búho 5. c. krill
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bone external features |external feature|function (what it does)|locati…
| External Feature | Function (what it does) | Location (where you find it on the bone) Describe and sketch | | ---- | ---- | ---- | | Epiphysis | Site of growth and joint - forma…
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in 2007, computer scientist luis von ahn was working on converting prin…
7. A) To discuss von Ahn’s invention of reCAPTCHA 8. C) It makes an assertion that the next sentence then expands on.
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3. following the principles of community - based participatory research…
- 3. D. ejemplifica - 4. A. sincronización - 5. B. a straightforward - 6. A. repudiates
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10. what is the smallest unit of an organism for it to be classified as…
10. D. cell 11. B. atom 12. D. Hooke 13. A. Virchow
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2. what is the difference between gender and sex? a. sex is biological,…
2. A. Sex is biological, and gender is social. 3. D. All of the above. 4. C. Race is physical characteristics, while ethnicity is cultural. 5. A. Our first experience with the lan…
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17. label the components of the cell cycle 15. what is the purpose of t…
15. DNA replication 16. The nucleus 17. The cytoplasm 18. Cylindrical organelles involved in cell - division and spindle - fiber formation 19. A. Asexual reproduction 19. B. Genet…
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question 14 (1 point) based on figures 2 and 3, in which season would a…
1. a. summer 2. b. winter
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drawing of five organisms snail butterfly sea fan leech fern the cell t…
6. B. the organisms are made of one or more cell 7. D. cell, tissue, organ, organ system, organism 8. D. the improvement of microscopes and how we have used them in the last few c…
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which of these shows the structural formula for the molecule sugar mapl…
A. [The structural - formula shown in option a]