Biologie
Zellbiologie, Genetik, Ökologie und Grundlagen der Lebenswissenschaften.
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consider the following nucleotide sequence, which represents an mrna mo…
D. Met - Tyr - Arg - Leu
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the following diagram shows a double - stranded dna molecule. which of …
A. \( 5' - A\ G\ U\ C\ U\ A\ C\ G - 3' \)
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in which of the following diagrams of dna replication are the enzymes c…
C. Topoisomerase (near original DNA), Helicase (at replication fork), DNA polymerase (synthesizing strands), Ligase (joining Okazaki fragments)
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exam 1 started: dec 23 at 2:27pm quiz instructions exam 1 will cover ma…
B. False
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a scientist designs a primer, which is a short oligonucleotide, for use…
C. \(3' - GAATCCAGTAGTCTGATC - 5'\)
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in dogs and other animals, a transmembrane protein called mdr1 helps pu…
C. Homozygous dogs do not make functional MDR1 transporters, so more ivermectin stays in their brains.
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the following model represents the elongation stage of protein translat…
C. Arrow 3
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rhodopsin is a light-sensitive receptor protein found in rod cells of t…
C. a single base - pair substitution at Site 3 that changes a serine - encoding codon (AGC) to an arginine - encoding codon (AGA)
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dreaming occurs more frequently in nrem sleep than in rem sleep. true f…
False
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the ______ is a system of ductless glands that manufacture hormones and…
A) endocrine system
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which of the following diagrams best represents leading strand and okaz…
B. The diagram where the leading strand (upper) is synthesized continuously in the direction of the replication fork (arrow towards the fork) and the lagging strand (lower) has Ok…
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quiz instructions exam 1 will cover material from chapters 1,2, & 5. yo…
D) meth
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question 45 the process of forming new synaptic connections between neu…
C) synaptogenesis
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a scientist designs a primer, which is a short oligonucleotide, for use…
B. \( 5'\text{-TCGATCGCTAGCCTGCTA-}3' \)
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the melanocortin - 1 - receptor (mc1r) gene helps determine the coat co…
B. Mouse 1 and Mouse 2 differ in at least one nucleotide of the Mc1r gene.
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question 44 1 pts axons ____. b) carry out the metabolic functions of a…
C) are the slender tail - like extension at the transmitting end of a neuron that is involved in sending impulses to other neurons
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question 41 1 pts which of the following concepts best explains how neu…
C) Action potential
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question 39 1 pts which of the following best describes how the brain g…
D) All of the above statements accurately describe how the brain grows and changes over time.
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question 38 1 pts which of the following regions of the brain is associ…
C) the frontal lobe
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exam 1 will cover material from chapters 1,2, & 5. you will have a tota…
C) Melatonin
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quiz instructions exam 1 will cover material from chapters 1,2, & 5. yo…
D. All of the above
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question 30 the process through which the senses convert physical stimu…
C) transduction
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researchers can identify the species of an unknown organism using dna b…
B. DNA gel electrophoresis
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the following diagram represents the flow of genetic information from d…
B. pre - mRNAs are produced by RNA polymerase using a template molecule.
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avpr2 is a receptor protein that helps maintain water homeostasis in hu…
B. a single base - pair insertion at Site 2 that shifts the reading frame for subsequent codons
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researchers have developed a drug that disrupts gene expression in a pa…
A. ribosome
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question 13 1 pts dendrites ______. a) are branched fibers that are the…
A) are branched fibers that are the primary receivers of impulses from other neurons.
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the following diagram shows a double - stranded dna molecule. which of …
A. 5' $\boldsymbol{U}$ $\boldsymbol{C}$ $\boldsymbol{A}$ $\boldsymbol{G}$ $\boldsymbol{C}$ $\boldsymbol{G}$ $\boldsymbol{U}$ $\boldsymbol{A}$ 3'
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question 10 1 pts which of the following neurotransmitters is associate…
D) serotonin
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the ______ nervous system mobilizes the bodys resources and prepares it…
C) sympathetic
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the following diagram illustrates four genes from the genome of a certa…
D. Both Gene 2 and Gene 3 will be expressed in brain cells, but neither will be expressed in salivary gland cells.
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beyond the surface: national recognition of the california desert on oc…
C. After being listed as a threatened species in 1990, the desert tortoise became one of the most powerful lobbyists in Washington, D.C., when it was included among several studie…
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read paragraph 2 from the passage. (2) the environmental movement of th…
B. They introduce the central idea by explaining the origins of the California Desert Protection Act.
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select the correct text in the passage. which sentence best refines the…
One critical factor in future rates of snow and ice melt is the role of dust, soot and pollution that settle on the frozen surfaces.
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question 2 of 7 can you differentiate the disorders of white blood cell…
The characteristics that apply to Non - Hodgkin's Lymphoma (NHL) are: - More common than Hodgkin's lymphoma - More than 20 different forms - WBC neoplasm of the blood - T, B or NK…
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question 1 of 7 can you differentiate the disorders of white blood cell…
The characteristics of Acute Lymphocytic Leukemia (ALL) are: - Bone marrow >20% lymphoblasts - More common in children than adults - B or T cells do not function or mature
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question 5 of 5 which of the following statements are true? select all …
B. Hodgkin's lymphoma presents with Reed - Sternberg cells. C. Hodgkin's lymphoma is a malignancy of B cells. D. Non - Hodgkin's lymphoma is a malignancy of T, B, or natural kille…
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question 3 of 5 a patient comes to the hospital and reports night sweat…
- It increases the incidence of anemia. - It increases undifferentiated myeloid cells.
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question 2 of 3 a 65 - year - old patient reports night sweats and weig…
B. Chronic lymphocytic leukemia
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question 1 of 3 a patient is being tested for a hematological neoplasm.…
- Increased number of red blood cells (in some hematological neoplasms like polycythemia vera) - Increased number of platelets (in some hematological neoplasms like essential thro…
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a 12-year-old male patient presents with fever, night sweats and two lu…
C. Hodgkin's lymphoma
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an 85-year-old female was diagnosed with the most common leukemia in ad…
A. CLL
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which of the following cells do not come from myeloid stem cells? a. pl…
C. B lymphocytes
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16) how is adp like an uncharged battery?
ADP is like an uncharged battery because it has released the energy stored in its phosphate bond (similar to a battery losing its charge) and needs to have a phosphate group added…
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bioenergetics practice questions use your notes to answer the questions…
Adenosine Triphosphate ### Question 4: Which of the following is not a use of ATP?
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1 use the florida everglades food web to construct one food chain the f…
Phytoplankton $ ightarrow$ Zooplankton $ ightarrow$ Shrimp $ ightarrow$ Cynoglossus semilaevis $ ightarrow$ Synechogobius hasta (or other valid chain like Spartina alterniflora $ …
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regular exercise often leads to an improved quality of life. please sel…
T
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adolescents require fewer hours of physical activity than adults. pleas…
F.
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physical activity and exercise typically lead to __________. a. increas…
C. higher energy levels
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what is a possible outcome of secondary succession following a forest f…
C. Burnt trees, leaves, and organic material create a nutrient - rich growing material. (Here we assume the options are labeled A, B, C with A being the first option, B the second…
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all of these are examples of random evolutionary processes except a. an…
D. a mutation results in a population of trees that spread their seeds more widely than their peers, causing their population to grow.
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explain the process of photosynthesis with the help of a word equation.…
The process of photosynthesis: Green plants use light energy (captured by chlorophyll), carbon dioxide ($CO_2$) from the air, and water ($H_2O$) from the soil to produce glucose (…
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the passage summarizes a speech given by john quincy adams in 1839, fif…
D. an association of communities with a common interest
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how has the internet revolutionized political campaigns? ○ it has drast…
D. It has enabled immediate communication between candidates and supporters.
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which of the following statements is true about dopamine? a. the brain’…
B. The release of dopamine as a result of drug use tricks the brain into believing the drug is good for the body.
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module 15 - practice exam chapter 6 practice pht exam quiz question ind…
D) b) and c) only
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module 15 - practice exam chapter 9 practice hit exam quiz question ind…
A) Are tasteless
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module 15 - practice exam chapter practice fht exam quiz question index…
A) Time-temperature control
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module 15 - practice exam chapter ▸ practice fit exam quiz question ind…
A) Use of a shared nail brush among staff
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module 15 - practice exam chapter practice fht exam quiz question index…
C) 70°C (158°F)
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during a long run, your leg muscles start to feel tired and sore. this …
Your leg muscles are low on oxygen and switching to a different energy process that causes soreness.
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human anatomy and physiology choose the most appropriate answer for eac…
c. Osteoclasts ### Question 2
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a biologist studied how cells grow by adding liquid protein to cell sam…
$\frac{1}{10}$
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what would likely happen if there were a communication breakdown betwee…
B. The related organ might not work properly.
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question 1 which choice best describes the broader ecological impact of…
C. Photosynthesis in grasslands and oceans forms the foundational step in local food chains
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question 2 complete the passage. use the drop - down arrows to choose t…
To solve this, we analyze the photosynthesis process and relevant cycles: ### First Drop - down (substance used in photosynthesis with CO₂): Photosynthesis in chloroplasts uses **…
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complete the passage. use the drop - down arrows to choose the correct …
D. carbon dioxide and water
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question 4 which equation correctly summarizes the process of photosynt…
A. carbon dioxide + water + light energy → glucose + oxygen
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while researching a topic, a student has taken the following notes: - v…
D. VRFBs are ideal for stabilizing wind and solar farms because they can be easily scaled up by increasing tank size and can last for decades without losing capacity.
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in 1988, evolutionary biologist richard lenski began the long - term ev…
C. It presents a hypothesis proposing the mechanism by which the theoretical evolutionary development described in the preceding sentence may have occurred.
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historians long argued that the neolithic revolution followed a strict …
B. It describes a longstanding scholarly view, introduces archaeological evidence that challenged that view, and explains the alternative causal sequence proposed by a researcher.
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for much of the twentieth century, anthropologists treated biological d…
B. criteria for
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research by daniel f. carlson and colleagues found that seagrass mortal…
B. shallowness
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while researching a topic, a student has taken the following notes: - t…
B. The barreleye fish uses upward - facing eyes to see prey in the twilight zone, whereas the tripod fish uses specialized fins to sense vibrations in the sunless abyssal zone.
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testing christmas movies with scie...ryantn-testing christmas movies wi…
C. Cow eye
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1.1.5 quiz: constructing arguments question 9 of 10 central claim: gene…
A. Several people recently died from Morgellons disease, which is thought to be linked to genetically modified foods.
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multiple select question select all that apply what are the three types…
B. those that represent general farming interests C. those that represent commodity groups A. those that represent suppliers
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alzheimers disease is marked by amyloid plaques and tau tangles, and ne…
B. these individualized risk estimates could eventually guide earlier, personalized decisions about starting anti - amyloid therapy or adopting preventive lifestyle changes long b…
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1. une grue maintient en équilibre un bloc de métal de 10 000 kg. étant…
.0^\circ = 55.0^\circ \) above the negative x-axis? Wait, this is getting confusing. Maybe better to use the torque result first. Alternatively, since we have \( T_a \approx 4.20 …
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the energy stored in the gradient is used with atp synthase to build at…
proton (or $\ce{H+}$)
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decades after plutonium production at the hanford site in washington st…
C. confine
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making measurements thermometer consider the following thermometer, and…
0.1°C
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calculator prompts consideration of costs such as water, sewer, electri…
A. water, sewer, electricity, and natural gas
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lifestyle calculator use the information below to answer the question. …
B. Insurance availability through an employer and the necessity to earn personal coverage
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imagine the two test tubes contain 10 ml’s of mary’s centrifuged blood.…
B. Mary continued to lose blood from her injuries. ### Question 2
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lifestyle calculator use the information below to answer the question. …
A. It helps estimate whether parental coverage will continue after high school.
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research has shown that certain body cells, known as stem cells, can de…
2. identical genetic codes and mitotic cell division
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you want to start tracking progress at work along with the tasks comple…
C. Keep a digital journal and update it during breaks
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3. explain how a sprinter gets energy during a 30 second race. is the p…
- Sprinter (30s race): Uses stored ATP/CP first, then anaerobic glycolysis (anaerobic) to break down glucose for quick ATP (lactic acid by - product). - Long - distance runner (5k…
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a cell phone takes 50 j total, but it only uses 48 j to function. what …
96
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2. what process in your body produces co₂? how does exercise affect tha…
- Process producing \( \text{CO}_2 \): Cellular respiration (aerobic respiration: \( \ce{C6H12O6 + 6O2 -> 6CO2 + 6H2O + ATP} \); anaerobic respiration also occurs but produces les…
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question 7 points 4 in your own words, what forms might the conflict of…
Conflict in a play can take forms like character vs. character (e.g., two characters arguing), character vs. self (internal struggle), character vs. society (against societal norm…
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which statement best describes the relationship between a gene and an a…
C. An allele is a variant of a gene.
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a certain species of grasshopper can have red stripes, yellow stripes, …
all with yellow and red stripes
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a certain species of grasshopper can have red stripes, yellow stripes, …
B. codominance
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details no additional details were added for this assignment. ?\trr\trr…
C. The red geranium is heterozygous for red flowers (Rr)
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no additional details were added for this assignment. the horticultural…
3 red : 1 white
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a horticulturalist wants to produce geraniums with specific characteris…
C. the possible combinations of alleles in offspring based on the parents’ genetic makeup
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a horticulturalist wants to produce geraniums with specific characteris…
the possible combinations of alleles in offspring based on the parents' genetic makeup
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a horticulturalist wants to produce geraniums with specific characteris…
The Punnett square with the top row (gametes of the white - flowered parent) as \( r, r \) and the left - hand column (gametes of the red - flowered parent) as \( R, R \) (produci…