It is called blind. a condition in which the participant is not aware if he/she is in the experimental or control group
Answer:
1. D, because plants are the main producers
2. B, because the wind direction makes Seattle coo and dry, and the mountain block some of the wind for Spokane
Explanation:
The correct answer is
offspring
The sneezing is release of air that helps the body to get rid of irritants in our nose and throat, like allergens, dirt, and dust.
Coughing is by forcing the air out of the lungs with high pressure, to clear the throat of these foreign particles.
Answer:
true
Explanation:
tissues are made up of cells
