When we say energy, we are referring to calories or your calorie count. So when we say energy balance, we mean that your calorie count has to be balanced. Now we all know that when you eat too much, then you will gain much more calories. So if you want to maintain a healthy weight, then your calorie count should be just right. Also, exercise is also very important because if you intake more calories, then you have to make sure to burn it off through exercise so that you can maintain your balanced calorie count.
I think it is c because primary research is original and from the certain time while secondary research is collected from others by research and stuff
They need water for drinking, and possibly to lay their larva in.
Answer:
Is called the mesentery. This organ is found under the liver, it stores bile gall bladder. The organ that is the first major site of chemical digestion: the stomach. Eggs, sperm, urine, and wastes all empty into this structure: The Cloaca.
Explanation:
Skeletal muscle is a voluntary muscle type that is composed of long muscle cells and fibers. They are directly controlled by yourself and are used for movement. It is the muscle that makes up all the more superficial musculature.
Smooth muscle is the muscle that is controlled involuntarily, meaning it doesn't act on an impulse but rather is constantly working. They compose organs such as the bladder, Large Intestines, and small intestines. Smooth muscle is fairly elastic and can stretch to accomadate contents.
Cardiac muscle is unique to the Heart. It is designed to continuously pump, on involuntary impulse. Its muscle cells share some characteristics with smooth and skeletal muscle.
