Answer:
1. option B
2. option A
3. option D
Explanation:
1. Which of these studies is an experimental study?
Yes, you got it right, it is study 2. Study 1 and 3 are just observational studies, where researchers collect and interpret data based on what they have seen, heard or observed. But for the experimental design, there is a manipulation on the part of the researchers where he grouped them and administered treatments.
2. Study 1 employs a retrospective design.
You also got that part right, Study 1 actually employed the retrospective design by sampling individuals and then collecting information about their past which in this case is asking questions about the participant's dietary and exercise habits between ages 15 and the present and also their medical records.
3. Study 3 employs a prospective design
You also got this right. Study 3 actually employed the prospective design by sampling individuals and follow them over time and data about them is collected as their characteristics or situations changes and in this context, they observed even after a change by sleeping more than 8 hours per night, students still did not seem to experience additional health benefits.
Answer:
Explanation:
I'm not sure what the multiple-choice answers are but knowing that: abiotic factors are non-living chemical and physical parts of the environment that affect living organisms. But if there is any answers related to the cockroaches environment like Temperature and climate those may be the best choices.
The answer is stress incontinence. The physical exercise as a result of the laughing or sneezing causes increased abnorminal pressure. Due to weak sphincters function and loss of black neck, the increased pressure easily forces urine out of the bladder. This type of incontinence is common in the elderly.
Directly smelling any chemicals is the answer.
Answer:
b. overflow incontinence
Explanation:
Overflow incontinence is a medical condition that is characterized by uncontrolled leakage of urine from filled urinary bladder in the absence of the urge to urinate by the affected individual.
It is a condition that is usually caused by blockage of bladder outlet or weakness in the muscle responsible for the expulsion of urine from the bladder.
The correct option is b.