Answer:
The science of biology explains the origin and persistence of life, and studies the changes in living things
Explanation:
The correct answer is option a. a sample size of 300 people.
In this case, there are 200,000 people who are already taking the drug, and the scientist take only 300 people for the experiment. The sample size of 300 is very small as compared to 200,000. Including 300 people only would not give any effective result, or may be all the possible outcomes are not included in the result, so, this can be the limiting factor to the experiment.
Answer:
The majority of fat digestion happens once it reaches the small intestine. This is also where the majority of nutrients are absorbed. Your pancreas produces enzymes that break down fats, carbohydrates, and proteins. Your liver produces bile that helps you digest fats and certain vitamins.
The average adult has about 100 billion brain cells. You might have less than that if you're younger.