It's called peristalsis. It occurs through the oesophagus all the way through the digestive tract.
Answer:
DNA is made up of a sugar phosphate backbone .
it has4 bases namely adenine ,thymine ,guanine and cytosine shortened to A T G C
adenine and thymine are connected by 2 hydrogen bonds and guanine and cytosine are connected by 3 hydrogen bonds
the two strands are anti parallel in nature ie, if one strand is from 3 to 5 the strand is from 5 to 3.. there are three types of DNA depending on the environment... they are adna bdna and zdna
Explanation:
hope it helps....
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The answer is: decreased circulation
Increased flexibility tend to be achieved by implementing stretching exercise. When we stretch, we would improve our blood circulation because the movement help the blood to flow in different type of direction. In the long run, exercises to increase flexibility would have positive benefit for our cardiovascular system.
Dead zones are low-oxygen<span>, or hypoxic, areas in the world's oceans and lakes
(answer is dead zones)</span>
