Answer:
They provide energy, protection and insulation for the organs in the body. They're also very important in the cell membranes.
Explanation:
Answer:
The exoskeleton helps support movement by working with the muscles.
Explanation:
Answer:
Weather conditions
Explanation:
Food can be limited based on location, however, scientists can control what kind of food it is. Soil can be tested and experimented on. There can be a lot of it and different kinds. Space is fought over because of territories and is limited compared to how many people and animals there are. Weather is not something that can be controlled in an experiment since it is sporadic.
Answer: it is called Bradycardia.
Explanation:
Bradycardia is a slower that normal heart rate. The heart rate of adult human usually beats between 60 to 100 per minutes . A testing heart rate less than 60 beats per minutes is called Bradycardia with the exception of Adult in deep sleep. It could be a serious problem if the heart could not pump oxygen rich blood to the body. It is caused by damaged of heart tissues from heart disease or due to aging. Heart disorder from birth or infection of heart tissue