Using the data from the Broth Data table in step 1, determine the cardinal temperatures for each of the four organisms. Circle the optimum temperature for each organism. Use brackets to designate the range for each. Is there any overlap between species? Describe any examples.
Q: Based from the cladogram shown below, which organisms are most closely related and why? •Belliolum…
A: A phylogenetic tree is a primary technique for obtaining the most valuable data from the disciplines…
Q: What do gradualism and punctuated equilibrium have in common
A: Evolution is a steady phenomenon which bring about change in life from simple to more complex.…
Q: In the shale unit, you find the following fossil: What is the mode of preservation of this…
A: A Fossil is a preserved remains of an organism, its impression, or its traces. The organism when…
Q: For the following genus, one species has been listed. Seasonings: herbs, ... Select the answer…
A: Spices are added to food to enhance its taste as well as it's health benefits. Species like turmeric…
Q: write in 5 paragraphs answer
A: Certain plants and animals have to make themselves resistant to various stresses that are present in…
Q: Use the graphs to answer the question below. In each of the figures, the x-axis represents time, and…
A: Species are a group of living organisms consisting of similar individuals capable of exchanging…
Q: Select two items that biologists agree are necessary in order to consider an organism “alive.” For…
A: Life forms were believed to be originated on earth about 3.5 billion years ago. According to biology…
Q: Why does the burning of fossils fuel have such a drastic impact on the atmospheric carbon reservoir
A: Burning fossil fuels produces a variety of air pollutants that are hazardous to the atmosphere and…
Q: Organisms living at the bottom of oceans, rivers, and lakes are all called benthos. True False
A: The entire biome is classified into several ecosystems. Ecosystem is a geographical area which…
Q: An experiment was designed to analyze the metabolic rate of several bird species. A single bird was…
A: Metabolic rate is the minimum number of calories required for basic functions at rest and determines…
Q: Which section of a scientific paper would the following text likely be found? "In conclusion, our…
A: The Results section should include the findings of your study and ONLY the findings of your study.…
Q: Fig. 7. Graphical representation of Species A and Species B in separate tanks Formulate two…
A: A hypothesis is a proposed explanation for observations made on the phenomenon. It can be the…
Q: Draw a graph showing the growth (N) of the populations of both species from time = 0 (also written…
A: Two graphs will be drawn: 1. growth (N) vs time and 2. log10 of the number vs time
Q: Based on the cladogram in Figure 1, which of the following conclusions about the evolution of the…
A: Answer: CLADOGRAM : It is the branching diagram that is constructed by principles and methods of…
Q: Which of the following most accurately describes the life history for organisms such as sea urchins,…
A: Biotic potential, the maximum reproductive capacity of an organism under optimum environmental…
Q: Describe the realized niches for the two species of barnaclesused in Connell’s experiment
A: The niche differs from the habitat as habitat is a place while niche is a pattern of living. In…
Q: Do the table and the graph conform to the Hardy-Weinberg equilibrium? Explain Generation AA Aa aa A…
A: It is a principle which states that the allele and genotype frequencies in a population will remain…
Q: What kind of dispersion pattern will result when the density of uniformly- or regularly- distributed…
A: In a clumped dispersion, individuals are clustered in groups. A clumped dispersion may be seen in…
Q: What would be the advantage of using stratified over quota sampling in this scenario?
A: The method of sampling that involves the division of a population into smaller subgroups (strata) is…
Q: Compare and contrast gradualism with punctuatedequilibrium.
A: Gradualism and punctuated equilibrium are two types of evolutions and it is believed that most…
Q: Distinguish between the time hypothesis, area hypothesis, andproductivity hypothesis as explanations…
A: The number of different species present in an ecological community, habitat, or area is referred to…
Q: A biology student is investigating the claim that the temperature can be predicted by counting…
A: we are given a equation of a straight which according to the mathematical model is the form of a…
Q: Compare and contrast the “primordial soup” and the “iron-sulfur world” hypotheses.
A: In ecology, The earlier earth is formed by endogenous abiotic synthetases with the collision of…
Q: Can you answer all the parts of this question about this picture A: This organism belongs to which…
A: Mollusca is the second largest phylum in the animal kingdom. Most of the molluscs have shells. The…
Q: Based on this table, the doubling time for this species is
A: Ans Is 18 Years Doubling Time There are a lot of people in this world, and that number just keeps…
Q: Dissolved Oxygen (ppm) 0 2 4 6 8 10 12 14 16 18 Number of Fish Observed 0 1 3 10 12…
A: Dissolved oxygen is the amount of oxygen dissolved in water. It enters the ecosystem by the process…
Q: temperature using δ18O of planktonic (surface floaters) foraminifera back through time at one site…
A: Introduction The deuterium excess is sensitive to kinetic fracationation processes that occur during…
Q: What is the life style of the organism (crab) in the previous photo?
A: Crabs belong to the phylum Arthropoda. They are of the subphylum crustacea and order decapoda,…
Q: Unknown or Tentative specimens be identified to species on the basis of a BLAST search?
A: Answer :: BLAST (basic local alignment search tool) is a tool in bioinformatics that compares the…
Q: Which of the following best describes the numbers of two interaction species shown in the plot…
A: Biological interaction is the relationship and effect two species have on each other. The effect…
Q: Using the figure below, explain the Lamarckian evolution.
A: Lamarckian Evolution: Lamarckism is an evolutionary hypothesis based on the idea that physical…
Q: Why do regime shifts and the amount of zooplankton matter so much
A: Regime shift - A regime shift happens once a switch within the dominant feedbacks happens and is…
Q: Define the two major approaches used to classify organisms: phenetics and cladistics. Describe one…
A: Classification is a process by which organisms are organised into different groups on the basis of…
Q: Which of the organisms in each category (A, B, C, D, and E) are not of the same species? Discuss how…
A: Due to the extreme cold, many animals are unable to stay active and outside during the winter.…
Q: Calculate how long it would take a population of 100 million bacterial cells in stationary phase to…
A: Generation Time -- The population of bacteria time taken to become double is called generation time.…
Q: I need you to make a cladogram of 6 organisms. The 6 organisms are EMU, Liver fluke, Octopus, polar…
A: Cladogram is the branch diagram that shows evolutionary relationship between organism.
Q: Question 10 Examine the cladogram below. Which species is most closely related to B. musculus? B.…
A: In evolution the phylogenetic tree is a very important tool to study the evolutionary patterns of…
Q: Put another way, what is the primary limiting factor in southern California for ALL organisms?
A: Environmental forces that limit the productivity of species, populations, or societies and thus…
Q: Identify the dependent and independent variables in the following examples: -The growth of…
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…
Q: What is adaptive radiation? Explain briefly with an example. (If possible answer should be in…
A: According to the Evolutionary theory proposed by Darwin, every living organism changes its internal…
Q: Create a chemical equation with explanation describing how (H+) interferes (shifts, equilibrium) to…
A: In order to understand how (H+) affects organisms making shells, we must first understand what a…
Q: Prepare a dichotomous key for this group of organisms: basking shark, blue shark, great-white shark,…
A: Dichotomous keys are interesting to create to understand the identity of natural items present in…
Q: You discover a new species of bacteria that grows in aquatic environments with high salt levels.…
A: -Homeostasis is the process in which the organism self regulates it's body regarding the changes in…
Q: How do organisms from Class Errantia differ in terms of movement from organisms in Class Sedentaria?…
A: The annelids, or ringed worms or segmented worms, are a vast phylum that includes ragworms,…
Q: Why is there a need to identify certain organisms to where they belong
A: Cells are the fundamental units of living organisms. Organisms can either be unicellular or…
Q: Question 1.3. Plot a graph showing the average percent survival of each midge species (all three…
A: The experiment was done in five different sets against each time point. For, average mortality…
I need help with question 1
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- LAB SECTION I WAS PRESENT AND PERFORMED THIS EXERCISE (INITIALS) The Lethal Effect of Ultraviolet Radiation on Microbial Growth OBSERVATIONS AND INTERPRETATIONS Enter your class data below. Score the relative amount of growth on each plate. Use the numbers 0, 1, 2, or 3 (0 is no growth; 3 is abundant growth). Organism B. subtilis 5 seconds Imin 5+ 1 3 minutes 10 minutes 10 seconds 5+ 3min 30 seconds 5min 4+ minute 10min S. aureus 5 + 3 + 4 니- + 2 1 Micrococcus 1 10 sec 4 M 31m 10min 3'ın Questions of this exercise is to demonstrate the comparative effect of UV on two bacterial populations. The purpose This could have been accomplished without the cardboard cover. Why was the cover used? control site 1 Expe SECTION TWO MICROBIAL GROWTH DATA SHEET 2-1None 97 Post(s) in this Thread Actions Expand All Collapse All Anonymous posted 8 Microbial Growth DQ Question: Why does turbidity lose reliability at high cell concentrations when the culture reaches the stationary phase? dicates a required field. ect RE: Microbial Growth e CanThe thermal death point is best described as:(a) The highest temperature that will support growth of amicrobial culture(b) The length of time required for killing 100% of mi-crobes in a 24-hour culture that is heated to 100°C(c) The temperature at which a previously growing 24-hourculture will begin to die(d) The temperature at which 100% of the microbes in a24-hour culture will be killed in 10 minutes
- For a microbial cell to grow at its maximum specific growth rate, which of the following conditions shall be matched? O S = (1/2)Ks O S = Ks O S >> Ks OS <A. Bacterial Growth Curve Categorization. Drag and drop the microbial culture plates on the column that best represents the bacterial colony growth phase. -Number of Bacterial Cells (Log) ➡➡➡ Lag Exponential Phase Phase Stationary Phase Time (h) 24 Death Phase 483- Visible Growth in Tubes Growth in Petri Dishes 0 µg/ml 2 µg/ml 0 1 3 4 ÖÖÖÖÖÖÖÖ 2 5 6 7 number 1, and After addition of The figure given above summarizes an experiment carried out to test the efficacy of an antimicrobial substance. In the tube number 0, no antimicrobial substance was added into bacterial culture. 2 µg/ml of antimicrobial substance was added into tube the amount of antimicrobial was doubled for each consecutive tube. antimicrobial into tubes, tubes were incubated for overnight and after incubation tubes were observed for growth. The growth status of bacteria in each tube was shown as (+) and (-). In addition to observation of visible growth, 1 ml of sample from each tube was collected and plated into petri dishes and incubated for additional overnight. Similarly, the growth status in petri dishes was as (+) and (-). According to given information; a. Determine the minimum inhibitory concentration (MIC). b. Determine the minimum bactericidal concentration (MBC). c.…use these OD numbers to plot growth curve for E. coli K12- and estimate generation time for this culture. Table 1. Absorbance (O.D.600) measured for growing culture of E. coli K12 (time course) Incubation time O.D.600 Incubation time O.D.600 O min 3 hrs 3 hrs 30 min 4 hrs 4 hrs 30 min 5 hrs 5 hrs 30 min 0.11 1.75 30 min 0.20 1.94 1 hr 1 hr 30 min 2 hrs 2 hrs 30 min 0.27 2.24 0.51 2.48 2.31 2.19 0.65 1.30Explain 2 factors that influence microbial growth.Suppose you spilled two cultures of Salmonella typhimur-ium (each containing 100,000 cells) on your lab bench. You im-mediately applied the same disinfectant to both cultures at thesame time. One culture had been freshly grown for 36 hours andthe other culture is 2 weeks old. If the kill ing rate of the disin-fectant is 90% per minute, do you think that microbes in bothcultures will be completely killed after 6 minutes? Why or whynot?Summarize the terms used to characterize microbes based on they physical growth factors including... 1. pH (three terms, pH value, organism example each) 2. Temperature (five terms, temperature ranges, organism example each) 3. Oxygen (five terms, description of growth, organism example each) 4. Salt (three terms, salt concentration, organism example each)Choose one specific way from each of the two methods of inhibiting the growth of microbes below. Describe the method, explain the mechanism of action of killing the microorganisms and give practical applications of your chosen ways. 1. Physical Methods - Heat, cold, dessication, radiation, ultrasonic waves, filtration, gaseous atmosphere 2. Chemical Methods- disinfectants, antisepticsD Question 37 Based on the data below, how much more UV resistant was B. licheniformis relative to S. aureus? (All controls had growth.) - covered with lid Organisms Exposure 20 sec Staphylococcus aureus 5 sec + 20 sec Bacillus licheniformis + 10 sec 80 sec times to UV light 40 sec 2.5 min 160sec 5 min 10 min 5 min 20 min 10 min 40 min 10 min + 40 minSEE MORE QUESTIONS