Answer:
Introduction
Carbon is a very important element to living things. As the second most common element in the human body, we know that human life without carbon would not be possible. Protein, carbohydrates, and fats are all part of the body and all contain carbon.
Carbon occurs in many forms on Earth and is found throughout the environment (Figure below). The element moves through organisms and then returns to the environment. When all this happens in balance, the ecosystem remains in balance too. In this section, let’s follow the path of a carbon atom over many years and see what happens.
Explaination:When your body breaks down food to produce energy, you break down protein, carbohydrates, and fat, and you breathe out carbon dioxide.
Answer:
B) mitochondria and chloroplasts
Explanation:
Answer:
Todd : will be circled
Because he had said the correct statement
cell is the basic structural and functional unit of life..
group of cells make tissues, group of tissue make organs and group of organs make organs system......
Answer:
last one
Explanation:
water is the base of all life
Answer:
Although direct calorimetry is considered to be the most precise technique for the measurement of metabolic rate, construction of such a chamber that is large enough for doing exercise physiology research (or any research for that matter) is extremely expensive and not at all mobile.
Explanation:
Direct calorimetry measures the heat production of an individual, in calories, when placed in an insulated chamber where the heat is transferred to surrounding water. This is a very accurate method of measuring energy expenditure.
