Every cell in our body has chromosomes.If it has xx combination of chromosomes then it has female characteristics and if it has xy chromosomes then it has male characteristics.....
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It lasts about 90 minutes for a normal person.
B. the amount of wind or C. the weight of the air
Birds
Birds are organisms which utilize a one-way air flow through their lungs to maximize air flow efficiency and <span>oxygen consumption
</span>The process of respiration is essential in the oxygen/carbon dioxide cycle. Respiration removes OXYGEN <span>from the atmosphere and produces and releases </span>CARBON DIOXIDE to the atmosphere.answer is letter D.
<span>Respiration driven by a mechanical series called inhalation and exhalation. We inhale or breathe in oxygen and exhale or breathe out carbon dioxide. </span>
after break fast blood sugar low
(high blood sugar ) pancreas
pancreas (secretion of glucagon)
(secretion of insulin ) (glycogen breaks down to glucose)
intake of sugar by liver cells
