Food is usually kept from entering your trachea by the Epiglottis
Answer:
Explanation:
surface tension decreases when temperature increases because cohesive forces decrease with an increase of molecular thermal activity. The influence of the surrounding environment is due to the adhesive action liquid molecules have at the interface.
4 conditions are needed.
Reproduction
Heredity
Hight rate of population growth
Differential survival and reproduction
If you go to book and search you will find your answer
Kidneys
<span>The ___________ are part of the excretory system and are responsible for removing waste from the blood.</span>