Answer:
Energy stems from the sun
Explanation:
Think about it, A plant takes energy from the sun and then a worm eats it soon after a bird eats that worm then when the bird dies its body is fed to fungi or back to plant life. Pretty much the sun is our biggest source of energy
Also The sun is our major source of heat without the sun we would freeze and perish.
For letter a, it is not advised to cut towards yourself. Although you might not harm the people surrounding you, you can't afford to risk yourself. For letter b, do not apply so much force. Just apply the minimal force, just strong enough to cut through. For letter c, you have to wear the goggles all the time for safety purposes. For letter d, I think this is the answer. When you only want to cut the skin, it would be better to use scissors.
The function a a sperm is to pass on the necessary biological information required for a new organism to be produced.
Answer:
Each and every cell is encircled by a membrane. this is not a mean feature of a cell theory.
Explanation:
All living organisms are composed of cells.They may unicellular like bacteria,fungi and protista and multicellular like plants,animals etc.
A cell is basic unit of life as gene is a basic unit of heredity.According to cell theory cells are arise from a pre-existing cells. The two kinds of cells are Eukaryotic cell with a definite nucleu
Bloods pumping/flowing and more air intake/output