what is a controlled experiment?

Q: What is the Similarities between the story of Henrietta lacks and the Tuskegee experiment? Don't for…

A: Henrietta Lacks as well as her immortal HeLa cells have been a landmark of clinical research for a…

Q: What was the hypothesis of Stiling and Drake’s experiment?

A: Stiling and Drake conducted their experiment to study the elevated carbon dioxide's atmospheric…

Q: Explain the situation stages in research process with an example

A: An understanding of the research process is necessary to effectively carry out research and…

Q: Describe the Meselson and Stahl experiment and outline its significance.

A: Meselson and Stahl's experiment was done to demonstrate the semi-conservative nature of DNA…

Q: What is a control group in experiments?

A: Experiment is a process or procedure that is conducted to carry out an idea with 'n' number of…

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: What do you call the information gathered from an experiment

A: An experiment is a process which is carried out to refute, validate, or support a hypothesis.…

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: Write a short notes on harshey-chase experiment?

A: Hershey chase chase experiment were the series of experiments which was conducted in 1952 by Alfred…

Q: What is the independent and dependent variables? Also what are the controlled variables and the…

A: In the given question experiment is carried out to see at which temperature enzyme gives maximum…

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: 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: What is the control group in his experiment

A: Controlled variables are not part of the experiment but play an important role as they could affect…

Q: What makes stem cell research controversial?

A: Those cell types that have the ability to develop into several other types of cells are known as…

Q: What is a thesis statement? In the context of biological research, a thesis statement is usually…

A: Answer

Q: Why is it important for scientists to repeat the experiments of others?

A: A scientist is defined as a person who will systematically gather and utilizes research and evidence…

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: Describe Hershey-Chase experiment

A: The   unequivocal proof that the DNA is the genetic material came from the experiments of Alfred…

Q: What is the Similarities between the story of Henrietta lacks and the Tuskegee experiment

A: Henrietta Lacks as well as her immortal HeLa cells have been a landmark of clinical research for a…

Q: What is one advantage of manipulative field experiments?

A: Field experiments are the experiments performed in everyday life in the real environment.…

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: What is the BIOLOGICAL approach to research?

A: Research is "inventive and efficient work embraced to expand the load of information". It includes…

Q: What does in vitro mean in biology?

A: In vitro and In vivo are the methods used in scientific studies for the purpose of the research. The…

Q: State what is the miller-urey experiment, when was it done and describe how it works.

A: Introduction Experiment stimulated the conditions thought at the time to be present on the early…

Q: What are the 3 R's in animal experiments? Explain each.

A: The 3Rs principles were established more than 50 years ago to provide a foundation for conducting…

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: why should animal testing be banned?

A: Animals are tortured, abused, and exploited in research and biomedical institutions throughout the…

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: What is the independent variable? What is the dependent variable? Suggest a control for this…

A: Lactobacillus bacteria are found in rich carbohydrates containing products like milk, cheese,…

Q: Quasi-experiments

A: Introduction: Quasi -experiments are used to make a cause and effect relationship between…

Q: Discuss that, Why is there a need for human experimentation?

A: HUMAN EXPERIMENTATION- Human experimentation can take many forms- for example, as medical research…

Q: Show the herchey-chase experiment?

A: Alfred Hershey and Martha Chase in 1952 carried out an experiment which is famously known as 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: Why is it important to have a control for an experiment?

A: An experiment is a procedure that is carried out to support or refute a hypothesis, or to determine…

Q: Discuss the steps of the research process ?

A: Epidemiologists are public health workers. They investigate each and every statistical pattern and…

Q: What conclusion(s) can be drawn from Avery, MacLeod, and McCarty’s experiment?

A: Evidence from bacterial transformation: - The transformation experiment conducted by Griffith in…

Q: What is control group? Explain the purpose of a control in an experiment.

A: It is required to define a control group and the purpose of control in an experiment. The scientists…

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: What are the scientific considerations in animal experiments?

A: A research proposal is a document that specifies the aims of their research and the techniques that…

Q: What is the function of a control in an experiment?

A: Scientific control is a trial or perception intended to limit the impacts of factors other than the…

Q: What is a experimental group?

A: INTRODUCTION In a psychology experiment, the experimental group (or experimental condition) refers…

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: Why are controls needed when conducting scientific experiments?

A: In the research or scientific experiment, to minimize the effect of variables that are not of…

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: Compare and Contrast the different experiments of Redi, Needham, and Spallanzani

A: Answer: Introduction: Spontaneous generation is the term meaning the usual creation of living…