Answer:
Explanition:
The immune system is made up of special organs, cells and chemicals that fight infection (microbes). The main parts of the immune system are: white blood cells, antibodies, the complement system, the lymphatic system, the spleen, the thymus, and the bone marrow.
Answer: The given statement is true.
Sun is the ultimate source for energy on the Earth. It is the natural and renewable source of energy on earth as it can easily be renewed and never run off. All living organisms which are present on earth are dependent on food for survival. For this, they become part of the food chain which provides them energy in the form of food. Food chain begins with plants as they are the primary producers in the food chain. They get energy for preparing food from sunlight in the form of light energy.
Moreover, the life forms which existed millions of years ago were dependent on sun for energy. The dead remains of these life forms have provided the non renewable sources of energy like fossil fuels on earth.
Thus, the sun is considered as the ultimate source of energy on the Earth.
They would be exactly 40 lbs they wont gain or lose any weight due to them still being on earths gravitational pull.
-Lucky
<h3><u>It helps repair and build your body's tissues, allows metabolic reactions to take place and coordinates bodily functions.</u></h3>
<u> </u><u>A</u><u>ddition to providing your body with a structural framework, proteins also maintain proper pH and fluid balance.</u>
