The three examples of stimulus include;
1. Hit the skin with a needle or pin is a good example of stimulus. The sudden removing of the hand is the response.
2. When somebody bangs a door you jump if you were unaware because of the sound. The jumping is the response to a stimulus.
3. Holding a hot plate we fling hand away from it. The stimulus here is holding the plate while removal of the hand is the response.
Stimulus is the change or cause in an organism's surrounding which causes the organisms to react.
<span>Platelets - help the blood to clot. Clotting stops the blood from flowing out of the body when a vein or artery is broken.
Red blood cells - carry oxygen
White blood cells - ward off infection</span>
No it is identical to the parent
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Answer:
The cell is the smallest structural and functional unit of living organisms, which can exist on its own. Therefore, it is sometimes called the building block of life. Some organisms, such as bacteria or yeast, are unicellular—consisting only of a single cell—while others, for instance, mammalians, are multicellular.
Explanation:
There are four stages of DNA, primary, secondary, tertiary, and quaternary. at the TERTIARY level, DNA finally becomes a fully functional 3D shape. at the tertiary level, a huge amount of bonding occurs, including ionic and hydrogen bonding.