They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe.
If worms dry out, they suffocate. As fresh air is taken in through the skin, oxygen is drawn into the worm's circulatory system, and the worm's hearts pump the oxygenated blood to the head area.
Answer & explanation:
This acidity in our stomach is advantageous because it kills most bacteria and creates the ideal environment for the enzymes pepsin and gastric lipase to digest food.
The pH corresponds to the hydrogen potential of a solution, this potential can be classified as acid, basic or neutral.
Respuesta y explicación:
Esta acidez en nuestro estómago es ventajosa porque mata a la mayoría de las bacterias y crea el ambiente ideal para que las enzimas pepsina y lipasa gástrica digieran los alimentos.
El pH corresponde al potencial de hidrógeno de una solución, este potencial se puede clasificar como ácido, básico o neutro.
The pituitary gland, otherwise known as the hypophysis cerebri, is a small gland that is about the size of a pea. It’s
often called the “master gland” because it produces the hormones that stimulate the function of other endocrine
glands. It’s located at the base of the brain on the hypothalamus and is divided into two lobes—<u>anterior lobe and
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<u>posterior lobe.
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Answer:
Purposes that work to maintain homeostasis include the regulation of temperature, maintaining healthy blood pressure, maintaining calcium levels, regulating water levels, defending against viruses and bacteria.
Explanation:
