Q1.12. A disturbance is any relatively discrete event in time that does which of the following? A. Disrupts ecosystem, community or population structure B. Changes resources, substrate availability, or the physical environment O C. Facilitates succession Both A and B
Q: How are vesicles with neurotransmitter transported to the synaptic cleft? A. Retrograde, slow…
A: Nervous system is a body system which is involved in transmission of impulse, control as well as…
Q: Predict the state of transcription activation in the following scenarios: A. Regulated as usual B.…
A: Gene expression involves transcription that causes production of RNA from the DNA template.…
Q: Make or create one question about Speciation and ecology (Nature of species, reproductiva isolation,…
A: When a group within a species separates from other members of its species, it develops its own…
Q: Which land plant innovations served to protect land plant offspring? Please select all correct…
A: there are several factory which help to survive a plant offspring but some certain factor applicable…
Q: In the mismatch repair pathway, DNA damage is recognized by
A: DNA mismatch repair pathway in short known as MMR. It recognizes and repairs base to base mismatch,…
Q: Which mammal has forelimbs best optimized for speed? Enter only the one-word common name of the…
A: Many species depend on quick movement to capture prey and flee from predators, which is essential…
Q: Which of the following is the concentration of hemoglobin-bound oxygen in the blood when the heme is…
A: Hemoglobin is a protein in the blood that carries oxygen. It is important because it helps to…
Q: Put the steps of a virus infecting a target cell in the right order: viral nucleic acid is…
A: The virus infects a target cell and then replicates releasing new viruses. The viral replication…
Q: In your own words, give the components of the following body system and the functions of each…
A: The respiratory system is the organs and other parts of our body involved in breathing, when we…
Q: mul with to lower water A normal red blood cell is small and shaped like a flattened disk. The…
A: The plasma membrane of the cells including RBC perform as a semipermeable membrane. We know that…
Q: The following are official combinations of electrolyte infusions EXCEPT: Oral Electrolyte…
A: Introduction Electrolytes are chemicals that conduct electricity when mixed with water.…
Q: Organisms ATP NADH NADPH FADH2 Ethanol 1 20 100 0 0 50 2 350 400 0 100 1 3 500 410 200 100 1 Three…
A: Energy is spontaneously produced during cellular respiration, which involves several metabolic…
Q: Which of the following would be considered "extreme" environmental conditions for microbes? a) pH of…
A: Introduction Extremophiles are microorganisms that grow well in extreme environments, which humans…
Q: 4. Identify and explain the type of natural selection (directional, disruptive, stabilizing) that…
A: Biological evolution is aprocess of descent with modification. Lineages of organisms change through…
Q: Which among the following is not a raw material of light dependent reactions of photosynthesis?…
A: Please follow step 2 for detailed explanation.
Q: II. Questions for Research. 1. What are the adult derivatives of the pharyngeal pouches? 2. What is…
A: A research question is a question that a researcher asks in order to collect data that will help…
Q: what is the importance of the wetlands in protecting new Orleans? How were they destroyed?
A: INTRODUCTION Wetland This is an ecosystem saturated by water. This is the area where the water…
Q: You have cloned the gene for a human erythrocyte protein, which you suspect is a membrane protein.…
A: Introduction : Peripheral proteins are discovered resting on the surface, whereas integral membrane…
Q: The first hominin thought to migrate out of Africa was____. a. P. boisei b. Homo habilus c. Homo…
A: Our ancestros started to move northwars and spread all over the world after leaving their homeland,…
Q: Once a healthy biological male has reached adulthood, do his cells continue to divide by both…
A: In multicellular organisms, like humans ,Cells divide by various methods in biology. In normal…
Q: why do we use EcoRI plus HindIII rather than BamHI or Sau3AI?
A: Restriction enzymes are enzymes that cut DNA at specific recognition sites. These enzymes are used…
Q: Important roles and functions of Microtubule-Associated Proteins (MAPs) *** for increase in…
A: Microtubules-Associated proteins(MAPs): These proteins interact with the microtubules of cellular…
Q: What is precocene. 2. Different sources of precocene (plant and chemical). 3. Source of…
A: Precocene is members of Chromenes and an aromatic ether having chemical formula C12H13O2. it is a…
Q: How was the normal range of phenotypic variation within and between groups so different than it is…
A: The physical manifestation, or traits, of that attribute, is referred to as phenotype. It describes…
Q: What is the role of NAD+ and FAD in the breakdown of glucose?
A: INTRODUCTION Glucose Glucose is a simple sugar molecule that act the main source of energy in our…
Q: In 1964, Nirenberg and Leder used the triplet binding assay to determine specific codon assignments.…
A: In 1964 Nirenberg and Philip Leder, a postdoctoral fellow at NIH, discovered a way to determine the…
Q: What distinguishes proteins that will be released into the cytoplasm after translation from proteins…
A: Protein synthesised in cytoplasm enters the endoplasmic reticulum via pores and is modified there.…
Q: What would be the f2?
A: Drosophila has been widely used in genetic studies as it produces a large number of offspring and…
Q: Explain the basis for tRNA synthetase genes in B. subtilis regulated by T-box RNA leaders.
A: RNA polymerase binds to the lac operon's promoter, which serves this purpose. The transcription…
Q: 3. Oops, Amoeba Man (in the Garfield cartoon below) got it wrong! Describe why his eating process is…
A: A sort of cell or unicellular organism having the property to modify its shape, mainly by extending…
Q: The structure of a typical pUC19/human DNA recombinant clone. Ensure that you clearly indicate the…
A: Plasmid vectors are circular and extra chromosomal DNA which are capable of self-replication.…
Q: Food-borne pathogens are most commonly identified by _________. pulsed-field gel…
A: Food-borne pathogens the bacteria that contaminate food and produce disease by these bacteria are…
Q: What conclusions are there about how glucose is oxidized based on what is learned about the cellular…
A: A glucose molecule gradually decomposes into carbon dioxide and water during cellular respiration.…
Q: 마이다 어마어마 마이다이어리이다 ㅁㅇㅁㅇ ㅇㅇㅁㅁㅇㅁㅇㅁㅇㅁㅇ 1) The following pedigree shows a pattern of inheritance of a…
A: The answer is maternal imprinting; male parent
Q: The FDA is responsible for overseeing domestic and imported foods sold in interstate commerce,…
A: Biotechnology is one of the significant branches of biology. Biotechnology can be defined as the…
Q: Which of the following statements are correct about the ability of cancer cells to form a secondary…
A: Metastasis is the property of tumor cells to develop a secondary tumor at a site away from that of…
Q: Figure 14.23 shows a genetic switch that controls the choice between the lytic and lysogenic cycles…
A: The cellular activities are controlled by its internal habitat. The adaptation of cells to…
Q: Mr. Grady, a 70-year-old male with a history of arthritis, is evaluated by his rheumatologist for a…
A: The inflammatory arthritis known as gout is characterized by recurring outbreaks of red, painful,…
Q: According to mitochondrial DNA Homo neanderthalensis and modern Homo sapiens diverged around____. a.…
A: Though genetically distant from contemporary humans, neanderthals are more linked to us than chimps…
Q: Which of the following is NOT TRUE about Eukaryotic Transcription: A. Occurs in the cytoplasm B. Pol…
A: Introduction Eukaryotic transcription is the complex process by which eukaryotic cells transcribe…
Q: Give the role of starch solution, phosphate buffer, and NaCI solution in the amylase test. What are…
A: The amylase test is a laboratory test used to measure the level of amylase in the blood. Amylase is…
Q: The amount of DNA per cell of a particular species is measured in cells found at various stages of…
A: The term "cell cycle" describes the sequence of activities that occur within a cell and lead to the…
Q: A couple believes that they have brought the wrong baby home from the hospital. The wife is O,…
A: According to bartleby guidelines only first question is to be answered. Blood Type: The…
Q: What is Post-Transcriptional Control, and why is it Important? Give an example, and explain the…
A: Post-transcriptional modification refers to the processing that occurs after an RNA molecule has…
Q: what was an important development or defining moment in the history of medicine? Why?
A: The past few centuries had developed several revolutionary milestones in modern medicine as well as…
Q: A B D C
A: A Removable Partial Denture(RPD) is basically a denture for a partially edentulous patient who have…
Q: Is each of these statements true of chloroplast or mitochondrial genomes, both, or neither?…
A: Instructions for making the molecules known as tRNAs are provided by the genes in the tRNAs…
Q: mRNA maturation in eukaryotes includes all of the following EXCEPT: A. Topoisomerase activity B.…
A: In eukaryotic cells, the primary transcript undergoes post transcriptional modification to form a…
Q: Please answer this question by drawing on the diagram with different colors and answer all the parts…
A: Meiosis is the cell division process that involves production of 4 haploid (n) daughter cells from a…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- The change in the species composition of a terrestrial community from bare and lifeless rock to climax vegetation is called: a. disturbance. b. competition. c. secondary succession. d. primary succession. e. facilitation.A keystone species: a. is usually a primary producer. b. has a critically important role in determining the species composition of its community. c. is always a predator. d. usually reduces the species diversity in a community. e. usually exhibits aposematic coloration.narre. Tajmera I Date: 2/1 1. Organisms need to live and class period: 1st. Biology M 2. What do limiting factors do? a. Separate biotic factors from abiotic factors. b. Determine which is the predator and which is the prey. c.) Regulate how many organisms live in an ecosystem. d. Determine which natural disasters will hit an area. 3. Which of the following are abiotic limiting factors? a. The decomposers in an ecosystem. b. The populations of producers in a given habitat. c. Carrying capacities of several species. d. Water, space, and oxygen. to boge c. d. to survive. The nitrogen to oxygen ratio in the air supply. The number of bodies of water in a habitat. veda lliw i be 019s of awod vietin ding to zerbin s/it griybin2 . 4. Which of the following is a biotic limiting factor? 2008 ms etssided to sell a gniliqmo) .d a. The amount of breathable oxygen available to a population.indonuoast gitsluginsM b. Food available for organisms tringtout nodsto e souber of 11 grionivo) b sonoro…
- 2 (2) WhatsApp O LU 3:Flux of energy and matter th x Cisco Webex Meetings - Meeting x * Ecological Pyramid - Definition, G ecosystems are self sustaining, wi X + i eleap.unimas.my/pluginfile.php/486433/mod_resource/content/0/STF1023_LU3A_FluxEnergyMatterEcosystem_S2%202020-2021_ELEAP.pdf LU 3:Flux of energy and matter through ecosystems 23 / 23 100% + | Activity 1: Food web and energy TIOW Using the food web as shown, create a food chain. Label the producer, primary consumer, secondary consumer and tertiary consumer. What level is directly affected by the sun? Explain the result of removing one organism from the food web that you had just created. Fox Rat Puffin Kittiwake Sand lance If 900 Calories of energy are stored in tissues of zooplankton, how many of these Calories may eventually find their way into tissues of fox (draw your food chain as well)? Gull Cephalopod Krll Phytoplankton Auklet Zooplankton Salmon From the diagram, give ONE (1) example of: 1. Herbivore 2. Carnivore 3.…0 A.) Benefits humans receive from ecosystem processes minimum viable population size need to identify and support (e) Conservation biology seeks to conserve may involve ecosystems and landscapes may be protected in nature reserves attempt to restore may be (d) (b) B. the monetary value of a product which uses restoratio n projects which support sustainable development (c) to detoxify or replenish degraded ecosystems1. Which of the following describes the perspective of environmental determinism? A twentieth-century idea that human cultures are imprinted on the landscape in different forms of land use (A) and architecture A contemporary ecological view that human activity is affecting the global environment toward a negative (B) outcome A former scientific viewpoint stating that factors within the physical geography of a region shape the local (C) population's culture and behaviors A theory that humans hold the ability to modify Earth's physical geography to meet the resource needs of a (D) society (E) A belief system based on an ideology that humans have dominion over Earth and its natural resources
- What do you think are the multiple stressesthat aquatic environments are exposed to?Where do these stresses come from?C Clever | Portal A Did you firnish your interim? If no x e Edcite Q 14| 2021 SCI_G8_12_MI X A edcite.com/apps/MOElemViewer?assignid%3=nhaadmin_1611780315611&exid%3Dnhaassessmen Use the information below to answer the question. Below is a model that traces the movement of energy and matter within an Amazon rainforest ecosystem. Ocelot Jaguar Carbon dioxide Golden lion Woolly monkey tamarin Long-horned grasshopper Dead-leaf moth Banana plant Bromeliad plant * Fungi Oxygen Review/End Test Flag Options This assignment uses a Viewer designed by Edcite to meet the needs of students to the state assessment provider. As such, the Edcite viewer may diff 2013-2021 Edcitextensions Help Calibri 1 100 1 0 1 J 11 Page 2: Remediating Water Questions U U + B M 1 Page 3: Eutrophication : Questions Cº U IUA 9 3 fs 1. Describe one change in farming practices that can reduce the effects of eutrophication. › » @ QE ✓ Œ = ✓ E • EYE L 1 2. Dead zones are areas in the world's oceans and lakes that are void of life due to low oxygen levels. Explain why dead zones are often located along heavily inhabited coastlines. 3. During heavy rainstorms, sewer systems in some older cities can be overwhelmed with water. This can result in raw sewage being discharged into nearby waterways. What impact might this discharge have on the waterway? 19 4. Explain why the amount of dissolved oxygen in a lake is often considered an indicator of the "health" of the lake. 5. One strategy to reverse the effects of eutrophication in a pond is to install an aeration system. This technology bubbles air into the pond and, in doing so, continually stirs up the surface water so that algal blooms…
- Match the terms to their description. A. Areas where ecosystems meet in a transitional zone O Positive feedback loop O Negative feedback loop B. Occurs when increased output in a system leads to increased input, which further stimulates output C Ecotones o Landscape ecology C. Systems are viewed on a larger geographic scale that includes multiple ecosystems, due to the intermixing of ecosystems D. Occurs when a system moving in one direction acts as an input that causes the system to move in the opposite direction, which enhances stability in a systemFor each of the following environmental problems, please list two potential steps that can be taken to reduce negative effects: 1. Impacts of invasive species 2. Impacts of pollutiononer Alt oX an H2 tre qu de ult ap m © Sally A. Morgan/Ecoscene/CORBIS b 29. According to the Costa Rica Rainforests Outward Bound School, the rain forests of the world are disappearing at a rate of 80 acres per minute, day and night. In December 2000, 53,694,993 acres of rain forest were destroyed. Which of the following facts illustrates the negative effect of their destruction on the environment? p a about rain forests A. The soil of the rain forest is low in nutrients, so farmers cannot reuse the same land every year. B. Ranchers clear and use the land for pastures for their cattle because land is inexpensive. C. Trees from the rain forest are used to supply the growing population with lumber for homes and furniture. D. The release of carbon dioxide into the air during the burning of the rain forests adds to the greenhouse effect. E. Almost half of the tropical rain forest deforestation occurs in South America.