Teas test review 1 Exam Questions And Answers (Updated And Verified)

Teas test review 1 Exam Questions And Answers (Updated And Verified) Which hormone decreases glucose level? - answerInsulin Beta cell A group of researchers is designing a study to test the effect of a specially formulated, vitamin- infused drink on the duration of the common cold in the general population. The researcher recruit 200 participants, 165 women and 35 men. They randomly assign 100 participants to the control group and 100 participants to the treatment group. During the trial, the members of the control group will receive a placebo drink, and the members of the treatment group will receive the vitamin-infused drink. In what way could the design of this experiment be improved? A. Give more participants the vitamin-infused drink B. Give the more participants the placebo drink C. Recruit more men for the experiment D. Recruit more women for the experiment - answerRecruit more men for the experiment. The first four steps of the scientific method are as follows: I. Identify the problem II. Ask questions III. Develop a hypothesis IV. Collect data and experiment on that data Which of the following is the next step in the scientific method? a. Observe the data b. Analyze the results c. Measure the data d. Develop a conclusion - answerAnalyze the results Which of the following statements is the hypothesis? A. Mice finish mazes faster when the environment is quiet. B. Noise affects the concentration of mice. C. Mazes are an effective way to test mice. D. Loud music makes mice finish mazes faster. - answerLoud music makes mice finish mazes faster what is lysosomes? - answer-Digest proteins, Carbs, and lipids. -Gets rid of worn out particles. Where does fertilization begin? - answerEnd of the Fallopian tube What is interphase? - answer-Cell prepares for division by replicating genetic /cytoplasmic material. -Longest phrase What are the 2 major parts of the nervous system? - answerCentral and peripheral nervous system what is peroxisomes? - answerOxidation and detoxification What connects the large intestine to the appendix? - answerCecum What are the two types of measurement important in science? a. quantitative and numerical b. qualitative and descriptive c. numerical and scientific d. quantitative and qualitative - answerQuantitative and qualitative A researcher is designing an experiment to compare a new conductor material to the most commonly used conductor in transistors. Which procedure is likely to lead to the most reliable results? A. Measure the resistance of the new conductor 10 times and compare it to the known resistance of the existing conductor. B. Measure the resistance of the new and old conductors 10 times each under the same conditions and compare the two results. C. Measure the resistance of the new conductor 50 times and compare it to the known resistance of the existing conductor. D. Measure the resistance of the new and old conductors 50 times each under the same conditions and compare the two results. - answerMeasure the resistance of the new and old conductors 50 times each under the same conditions and compare the two results. Which of the following cavities is lined by the connective tissue peritoneum? A. Cephalic B. Thoracic C. Abdominal D. Pelvic - answerAbdominal A scientist is interested in studying how caffeine affects heart rate. He gathers a group of 100 college students and randomly assigns them to two groups. One group is given a caffeinated soda and the other is given a caffeine free soda with the same sugar content. Before starting the experiment, the researcher measures the heart rates of all participants. One hour later, he measures their heart rates again. Which of the following represents the dependent variable in this experiment? A. Caffeine B. Heart rate C. Sugar D. Age - answerHeart rate What is the name of the structure that prevents food from entering the airway? a. trachea b. esophagus c. diaphragm