Explain what Avery’s experiment showed in 1944. Briefly describe the idea behind the experimental set up. Mention the step by step findings and the conclusions.

Q: Your neighbor claims that sunlight affects the temperature of water. Answer the questions to develop…

A: The null hypothesis: It is a statement about the population that will be assumed to be true. unless…

Q: The 'control group' is an essential component of an experiment. This is because

A: Control group  In an experiment, a control group is use by experimenter to compare changes in…

Q: You are running a marathon and observe that running increases your pulse rate. Using what you know…

A: Introduction The heart rate is measured by the pulse rate, which is the number of times the heart…

Q: According to this experiment, summarize it and be sure to address the following questions: What…

A: in this experiment, we measure the rate of cellular respiration for germinating seeds by measuring…

Q: Choose one of the three experiments performed by (1) Griffith, (2) Avery, McLeod, McCarty, (3)…

A: Introduction:- During the mid-nineteenth century, scientists began looking for genetic material.…

Q: 1. Sketch a graph of the data from this experiment. Be

A: * Given that Hughes prepared his wine adding yeast to grape juice and the airlock at the top of the…

Q: Describe Messelson and Stalh's experiment.

A: BASIC INFORMATION  DNA It stands for deoxyribo nucleic acid.  It is the genetic material of all…

Q: independent variable in the experiment

A: Experiments are conducted to analyze the effect of something on other factors. During the…

Q: Give one possible function of the observed phenomenon .

A: The given phenomenon is evisceration of the inner organs like gonads , intestine etc by a very…

Q: What is ONE common theme that you noticed between the story of Henrietta Lacks and the Tuskegee…

A: Medical or clinical research has helped us advance medical knowledge and technologies. Medical…

Q: Briefly explain this statement -"Use of Laboratory Animals in Pharmaceutical Research " Please…

A: Animals in the laboratory are utilised in a variety of settings, such as: Medicine is the process of…

Q: What would be the controlled variables and the controls in this experiment if any?

A: Amylase enzyme digest starch and breaks down into small units. To check the activity of amylase,…

Q: A properly designed experiment contains the following:

A: Answer is option c.)

Q: Give an example, real or hypothetical, of an experiment in which a dependent variable is affected by…

A: Ans: Dependent and independent variable: These are the variables in mathematics or statistics or in…

Q: What will be the independent & dependent variables in this experiment?

A: 1. Dependent variable -   a. a Number of urchins used   b.  Concentration of Carbon dioxide  c.…

Q: Why is it important to always use a large sample size in an experiment? A. To make sure that…

A: Large sample size generally is taken to correct the errors and get more apropriate data. Large size…

Q: Briefly describe the history of animal experiments throughout the years. please provide a reference

A: In various fields for to study biomedical aspects nowdays widely animals are used to carry out…

Q: What conclusion(s) can be drawn from Griffith’s experiment? What questions remain?

A: Frederick Griffith, a British bacteriologist whose 1928 experiment with bacterium was the first to…

Q: what is the purpose of a control variable and constants in an experi

A: A variable in an experiment which is held constant in order to assess the relationship between…

Q: lease explain What are biological concepts of this experiment, limitations and…

A: According to the question, we have to explain the biological concepts of this experiment,…

Q: Did the results of this experiment agree or disagree with your original hypothesis Explain your…

A: I agree with the result of this experiment. In the photosynthesis process, maximum absorbing light…

Q: What is the main idea of pseudoreplication in a manipulative experiment? Give an example problem of…

A: Pseudoreplication is described as using inferential statistics to check for treatment effects with…

Q: Name the experiment shown above and briefly describe how it is set up as well as the role of each…

A: Gel electrophoresis is a method of separation of protein (SDS-PAGE, polyacrylamide gel…

Q: What hypothesis did Miller test in his classic experiment?

A: Life (living organisms) came into existence about 3 billion years ago. The origin of life on the…

Q: How can evidence from an experiment be explained in relationship to the hypothesis?

A: An experiment can be defined as the procedure adopted by the scientist to test any hypothesis and…

Q: A) Identify the INDEPENDENT variable in the experimental setup shown in the diagram. B) Describe at…

A: Independent variable -  It is the variable that is controlled by the experimenter. It is the…

Q: Introduction for experiment analysis lead in the environment by using AAS

A: AAS stands for Atomic Absorption Spectroscopy. Principle: AAS is basically a spectroanalytical…

Q: The null hypothesis is: That the measured value is zero That the proposed model is not correct and…

A: A hypothesis is a supposition or proposed explanation that is made on the basis of limited evidence…

Q: Can you give me some examples of a controlled variable and a controlled experiment

A: A controlled variable is an experimental element that remains constant throughout the experiment.…

Q: In order to have a well-designed experiment, why would it be important to include the beaker of…

A: Introduction: Yeast is a unicellular eukaryote that reproduces asexually by budding. These…

Q: The specific experiments in the graph below support which of the following conclusions?

A: A pulse in nerve is the transmission of information through the nerve away from its cell body. It is…

Q: Name 3 "neo-piagetian" researchers, briefly describe each researcher's work and its implications for…

A: In his hypothesis of intellectual turn of events, Jean Piaget explained a progression of inquiries…

Q: In general, the ______ variable is purposely changed in an experiment.

A: There are two primary variables in a scientific experiment. The dependent and The independent / (…

Q: List the three types of variables that are taken into account when designing an experiment, and…

A: Experiment designing is a process used to reduce the cost by doing some research on an objective,…

Q: Which are the most conventional type of experiment involves three major pairs of components?

A: The most conventional type of experiment involves three major pairs of components are described…

Q: What are the hypothesis, positive and negative controls of Griffith's experiment?

A: Griffith experiment was done by Frederick Griffith in 1928. This experiment shows that the bacteria…

Q: Describe the reason for using a control in this investigation.

A: A control group in experiments does not receive any treatment or distilled water is used. The…

Q: What is the independent variable of the experiment?

A: In a scientific experiment the selection of dependent and independent variables are very important.…

Q: Explain a double-blind experiment?

A: Double blind experiment is a type of clinical research . This reliable form of study is done to…

Q: Compare and contrast random and systematic experimental errors with specific examples either real or…

A: Systematic errors are randomly produced consistently in the same direction. In contrast, random…

Q: 1.State what is the Miller-Urey Experiment 2.When was it done 3. Describe in detail how it works

A: Chemical evolution is the third hypothesis of life's creation. Pre-biological changes, according to…

Q: What is the difference between the experiment's control group and controlling for confounding…

A: An experiment is always carried to prove a certain scientific theory in a logical way. An experiment…

Q: Compare and contrast the four plates. What does each tell you about the experiment?

A: The plates represented here are showing about the transformation of the bacteria.  Transformation:…

Q: Explain the differences between independent, dependent and controlled variables in an experiment

A: Independent variable – the variable  which can be manipulated by the researcher during a scientific…

Q: The Miller Urey experiment is a classic experiment that provided evidence that;

A: Harold Urey and Stanley Miller were American scientist. They had conducted experiments in conditions…

Q: Briefly explain what happened in Frederick Griffith's 1928 experiment. 2.

A: Griffith's experiment was reported in 1928 by Fredrich Griffith. It was the first experiment that…

Q: what is tested by an experiment?

A: An experiment is a step-by-step procedure that can be performed by any individual. It involves…

Q: What preliminary conclusions can you draw from the results of the experiment and what is the…

A: Photoperiodism is the regulation of physiology or development in response to day length.…

Q: The purpose of the constant is to:

A: Constant is a value that will never change in equations. It is always constant.

Health Assessment