The answer is 23.
A human being receives 23 chromosomes from each parent. So each human has 46 chromosomes. Chromosomes X and Y determines your sex.
Hypertension is most commonly known as high blood pressure, which is condition where the blood in a persons arteries are abnormally high. high blood pressure/hypertension can be lowered by maintaining a healthy lifestyle. this means that you must exercise regularly and eat well, which tells us that option B and D are incorrect. hypertension is also known to cause heart attacks if it is left untreated for long periods of time and can occur if you are being treated for heart disease, but heart disease is usually never the cause of hypertension. since we have determined that option C is also incorrect,, we a left with option A as the correct answer to this question. having hypertension can be genetic, so if you have two parents who are genetically prone to this condition you are more likely to have it.
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Plants use sunlight during photosynthesis in order to use it to make sugar
Because all those energy sources are natural and will always be there, when ever there is a need for extra energy.
Inference is d. An observation is something you sense through taste,touch,smell, hear, and see
