Eating a meal leads to a large increase in gastric acid secretion that peaks within about 5 min and returns to normal about 4 hr after a meal is taken. How long after a meal does the pH of the gastric contents reach its lowest level (in hours)?

TLS Online TPP Program

#Question id: 18604

#Unit 13. Methods in Biology

A student takes a quiz consisting of 5 multiple choice questions. Each question has 4 possible answers. If a student is guessing the answer at random and answer to different are independent, then the probability of atleast one correct answer is

TLS Online TPP Program

#Question id: 18602

#Unit 13. Methods in Biology

Suppose a unbiased die is thrown 72 times and getting a 4 on a throw is termed as success then find the variance of number of success ?

TLS Online TPP Program

#Question id: 18601

#Unit 13. Methods in Biology

The chances of killing a bird are 1 in three attempts. Find the probability that no bird is killed in 3 attempts.

TLS Online TPP Program

#Question id: 18600

#Unit 13. Methods in Biology

A coin is tossed 6 times. The probability of getting exactly 2 heads is

TLS Online TPP Program

#Question id: 18087

#Unit 13. Methods in Biology

Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get

Exactly three correct answers

TLS Online TPP Program

#Question id: 18014

#Unit 13. Methods in Biology

Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get Atmost three correct answers