Biologie
Zellbiologie, Genetik, Ökologie und Grundlagen der Lebenswissenschaften.
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which career combines dna technology and agriculture? pharmaceuticals p…
genetics
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which genetically engineered hormone is used to control glucose levels …
insulin
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tsar nicholas ii and tsarina alexandra were the romanov rulers of russi…
Y - chromosome analysis
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often only small amounts of dna are found at a crime scene. which techn…
PCR (polymerase chain reaction) analysis
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activity: monohybrid cross 8 parts | 2.5 of 5 points the result of the …
\(rr\)
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activity: monohybrid cross 8 parts 1.88 of 5 points the result of the f…
RR
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if ( b ) represents the allele for black eyes (dominant) and ( b ) repr…
1 black : 1 orange
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which of the following is not a sharply focused foreign policy output? …
Emergency spending measures
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for each statement below, identify the career described. covers any fie…
engineering, pharmaceuticals, forensics
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if ( b ) represents the allele for black eyes (dominant) and ( b ) repr…
0 homozygous black (\(BB\)): 1 heterozygote (black) (\(Bb\)): 1 homozygous orange (\(bb\)) (the fourth option)
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indicate whether the following statements about genetically modified fo…
1. True 2. False 3. True 4. True
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the figure shows the pedigree of a family. dark - shaded symbols repres…
as a dominant trait
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peppered moths are active at night. during the day peppered moths rest …
1a. black; speckled 1b. Moths that match the background (tree trunks and branches) are less likely to be eaten by birds. In unpolluted areas, black moths are more visible (higher …
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which of the following best describes transgenic organisms? organisms t…
C. organisms that contain functional recombinant DNA
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why are foreign policy issues more complicated than domestic policy iss…
The international environment is unpredictable.
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various procedures can be used to detect genetic disorders before birth…
ultrasound imaging; chorionic villus sampling and amniocentesis
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which genetically engineered medicine is a hormone that controls the le…
- Primera pregunta: insulin - Segunda pregunta: the flu vaccine
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3. in the sentence, \the exotic plant stood out among the common flower…
3. a) Unusual, because it is different from the common flowers 14. a) Hidden or dealing with supernatural forces 15. a) Unsettling, because it made everyone uneasy 16. d) Look for…
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indicate whether the following statements about dna technology in medic…
- DNA technology is used to identify hereditary diseases: true - DNA technology is used to produce medicines and hormones: true - DNA technology is used to identify mutations: tru…
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indicate whether the following statements about dna fingerprinting are …
- DNA fingerprinting compares mitochondrial DNA samples: true - DNA fingerprinting compares X chromosomes: false - DNA fingerprinting decreases the necessary sample size: true - D…
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8. what does the word \occult\ refer to? a) everyday events b) hidden o…
B. Hidden or mysterious supernatural forces
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although both prokaryotes and eukaryotes contain organelles, to date re…
First question: C. 15,000 Second question: Eukaryotes have ribosomes too, but their structure is different enough that the antibiotic doesn't bind to them and kill eukaryotic cell…
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what is a deficit? all the above the annual budget shortfall between re…
The annual budget shortfall between revenues and expenditures
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determine which dna technology allows for each of the following scenari…
- A correct father is identified: Y - chromosome analysis - A suspect is identified using a small sample of evidence: PCR (polymerase chain reaction) - A missing person is correct…
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marfan syndrome in humans is caused by an abnormality of the connective…
It is pleiotropic.
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if you laid out all of the dna in one of your cells end - to - end, it …
First question: \(0.00001\ m\) (the second option). Second question: \(2.0\ m/0.00001\ m = 200,000\) (the second option)
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chapter 14 question 52 1 part -- of 1 point 2 tries left a gene for the…
each parent is either \(M\) or \(MN\)
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which of the following is an example of biotechnology? observing migrat…
genetically modifying soybeans to be resistant to insects
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the lineage called archaea was discovered less than 50 years ago and re…
Their unique membranes and walls help archaea cope with stresses like high temperature, high pressure, or high or low pH.
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in human blood types, rh positive is a trait that shows simple dominanc…
D. B positive
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which of the following statements correctly defines biotechnology? the …
B. a field of biology that uses genetic engineering to produce crops, pharmaceuticals, and enzymes for use in industry and manufacturing processes
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in the life sciences its often helpful to interpret terminology using w…
For the chromosome question: C. A chromosome is a structure that changes color when stained with certain pigments. For the ribosome question: B. Ribosomes are particle - like stru…
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question: continuous learners use some specific reading strategies in o…
A. Reading things authored by experts in their fields, B. Subscribing to business publications and trade journals, D. Exposing themselves to as many ideas as possible
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how do congress, the president, and citizens provide meaningful oversig…
Congress holds hearings and investigations, the President appoints agency heads, and citizens write letters to government agencies.
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which of the following phenotypes is an example of polygenic inheritanc…
skin pigmentation in humans
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what does it mean to say that vesicle formation is spontaneous? when ph…
It is energetically favorable and results in products that are more stable.
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4. if a mouses fur color is generally similar to its mothers fur color,…
5a. white 5b. When sand turns white, white - furred mice survive and reproduce more (due to better camouflage), passing the white - fur trait to offspring. Over time, white fur be…
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why does vesicle formation occur? ○ vigorous shaking breaks the hydroph…
The hydrophobic tails of the phospholipids interact with each other, while the hydrophilic heads interact with water molecules inside and outside the vesicle.
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note that in this phospholipid, the tail (at the bottom) includes one u…
- First question: Numbers and geometry: \(C - O\) and \(O - H\) bonds are very few in number compared with nonpolar bonds, and the few \(O\) atoms are "buried" by hydrophobic grou…
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what is a lipid? lipids are one of the four major types of large biomol…
The C - C and C - H bonds that dominate oil molecules interact with each other—not water.
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suppose a population had three female mice with the following character…
The gray - furred mouse is the fittest. It has the highest number of offspring (19) and a relatively long lifespan (6 months), which are key factors in determining biological fitn…
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5. what affected the american economy immediately after world war i? (5…
demobilization of the military
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nutrients and waste both enter and leave cells through a process called…
B. diffusion
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white blood cells prevent the loss of blood by causing clotting. please…
F
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which type of biological molecule are most all enzymes? nucleic acids c…
Proteins
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a covalent bond is a bond in which o electrons are attracted to each ot…
electrons from the outer shells of two atoms are equally shared ### Second question
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8 multiple choice 1 point what does an omniscient narrator know? only t…
The thoughts and feelings of all characters.
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phospholipids polar group fatty acid \tails\ phosphate \head\ group non…
- phospholipids: main component of cell membranes - polar group: phosphate "head" group, hydrophilic - fatty acid "tails": hydrophobic - phosphate "head" group: polar group, hydro…
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what is the most significant way jon scieszkas \the true story of the t…
It presents the events of the story solely from the wolf's point of view, offering an alternative interpretation.
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which statements are true about the hydrophobic nature of lipids? check…
- First question: - Second option: Since water is polar and lipids are non - polar no hydrogen bonds can form between lipids and water making lipids hydrophobic. - Third option: W…
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question 9 which court do you consider to be closest to the people? the…
The Small Claims Court
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match the protein or the function that correctly correspond to each oth…
- Transport and storage: Hemoglobin - Enzyme: Lactase (breaks down lactose in milk) - Actin and myosin: contractile proteins - Antibodies: proteins involved in the immune response…
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considering both versions of the story, what does the existence of \the…
That the point of view from which a story is told greatly influences the storyline, character development, and the interpretation by the reader.
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early in the industrial revolution, factory owners employed many women.…
children.
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use the examples of dna and protein structure to explain the importance…
Hydrogen bonding is vital for DNA's double - helix structure (holding base pairs) and protein secondary structure (stabilizing helices/sheets), thus enabling their biological func…
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water can also form hydrogen bonds with other types of molecules. in yo…
Only Molecule B. Some of its atoms have partial charges, which are attracted to the partial charges in water.
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a student is given a list of traits and is asked to organize them in a …
musical talent and skin color
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jadens father is not sensitive to poison ivy. jaden is also not sensiti…
D. inherited
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a persistent drought in a grassland reduces available water and causes …
A reduction in producer biomass lowers the amount of energy entering the food web, causing population decreases at higher trophic levels.
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which statement best describes how the environment influences the trait…
The environment influences the gene expression which can change the phenotype.
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an ecologist studying a forest ecosystem compares two groups of organis…
Decomposers chemically break down organic material externally, while detritivores ingest and digest dead matter internally.
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which is an inherited trait? flavor of an apple from a particular tree …
flavor of an apple from a particular tree
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which of these is an example of both an acquired and inherited trait? a…
muscle tone
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multiple choice 1 point in a temperate grassland ecosystem, a long - te…
The populations of secondary consumers, such as snakes, would likely decrease due to reduced food availability.
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this change would have a direct positive impact and a direct negative i…
Great white shark = negative impact; Krill = positive impact
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which is an internal environmental factor that affects heredity? light …
D. hormones
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a pond is located on the edge of a forest. a fox hides behind a tree, w…
beetle -- frog
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which best describes an acquired trait? an acquired trait is encoded in…
An acquired trait is developed during one's lifetime.
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maleah is comparing and contrasting different types of ecological pyram…
in the overlapping portion of circles A, B, and C
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multiple choice 1 point an energy pyramid for a wetland ecosystem has f…
1 J
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the model below shows an energy pyramid for a wetland ecosystem. wetlan…
autotroph → herbivore → omnivore → carnivore
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question 1 of 20 1. name one war fought by the united states in the 190…
C. World War 1
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which of the following is an international agreement between the presid…
Executive agreement
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cellular respiration and photosynthesis are complex, multi - step proce…
- Cellular respiration only: Citric acid cycle, glycolysis, pyruvate processing. - Photosynthesis only: Photosystems containing the pigment chlorophyll, rubisco, Calvin cycle. - B…
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recall the summary reactions for cellular respiration and photosynthesi…
- First question: The reactants and products of photosynthesis ($CO_2 + H_2O+$ energy and glucose $+O_2$) are the products and reactants of cellular respiration. - Second question…
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a t helper cell becomes activated by a(n) __________. multiple choice p…
antigen presenting cell
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when stomata are open, co₂ can diffuse into a photosynthesizing leaf do…
- First question: In leaf cells, \(CO_2\) is being used rapidly in the reaction catalyzed by rubisco. - Second question: True.
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an antigen presenting cell presents antigen to a t helper cell ________…
on its surface on a class - II MHC
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which statement best explains why the calvin cycle is considered a cycl…
The first reactant — the 5 - carbon sugar that reacts with \(CO_2\) — is regenerated at the end of the reaction sequence, so the same reactions can occur again.
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this diagram provides an overview of major events in photosynthesis. wh…
- B. Electron carriers are essential components because they shuttle electrons from one molecular machine or enzyme to another. - C. If you trace the sequence of redox reactions s…
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required information which of the following are needed for antibody pro…
All of these choices are correct answers.
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psi, psii, the etc, and atp synthase are all located in the membranes o…
The extensive membranes provide a large surface area for many copies of the photosynthetic machinery (PSII, PSI, the ETC, and ATP synthase) to reside, meaning that a lot of ATP an…
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arrange the following events in the proper order in which they occur du…
2, 3, 4, 1
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many different antibodies can be made against a single antigen. multipl…
True
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an individual antibody is made against__________.multiple choicea whole…
one epitope of an antigen
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electrons enter the complex at the bottom middle at a site where the el…
- For the first part: Chlorophyll molecules are embedded throughout the machine. PSI is embedded in a membrane and has many alpha - helices, as is typical of integral membrane pro…
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which of the following is true regarding bacterial cells? multiple choi…
They have many different epitopes which each bind to specific antibodies.
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how are wiring diagrams organized? a) by cell b) by title c) both a and…
C. Both A and B
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the first bowel movement of a newborn is called: meconium placenta atre…
- The first bowel movement of a newborn is called: meconium. - The specialized process of cellular division of sexual cells in which only one - half of the original chromosomes of…
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the umbilical cord connects the fetus to the: placenta endometrium chor…
placenta
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the inflammation of mammary tissue is medically termed______ ○ lactifer…
mastitis
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which of the following statements is/are true regarding failures of sel…
- Antibodies not only react against a pathogen but also against the bodies own cells. - Upon exposure, antibodies may form against normal cells that blood does not usually become …
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what is termed an menstrual cycle is humans is called the ______ cycle …
C. estrus
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fallopian tubes connect the: uterus and vagina uterus and cervix ovarie…
ovaries and uterus
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look closely at the relief sculpture above. it depicts lions attacking …
a. the need to emphasize political strength and Persian heroism.
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how many foals does a female horse typically deliver at one time? four …
one
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when air and fuel are burned in an engine, the process is called combus…
a. Internal combustion
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fill in the blank question better diets helped the of early humans grow…
brain
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assignment 2 - topic 2: blood and lymphatic system physi... 33 complete…
1. antibodies 2. bind 3. complement fixation 4. agglutination 5. precipitation
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genetic bottlenecks can be caused by __. flood. extreme temperatures. h…
- Question 9: E. All of the above - Question 10: A. True