Number 3, CA cannot be an element, because it has 2 capital letters, meaning it contains 2 elements
Answer:
13
Explanation:
At the end of mitosis there would be half the amount of cells. Therefore, 13 daughter cells.
Answer: A closed circulatory system and an excretory system consisting of tubular nephridia
Explanation:
The answer to this question would be: <span>track changes in weight over time.
When a person consumes an adequate amount of calorie, the weight wouldn't be changed. If the calorie is not enough, the body will burn the fat stored to fulfill the energy required, result in reduced body weight. If the calorie is too much, the body will store the excess calorie as fat, results in increased body weight.</span>
