No,because that’s what you breath and every time you blow the air out the carbon grabs it and turns it into good air.
Answer: Put a drop of stain on an outer edge of your cover slide. Place a piece of napkin or paper towel against the opposite side of your cover slip, right up against the edge. This will help draw the stain under the cover and across the specimen.
Explanation:
The brain itself does not feel pain because there are no nociceptors located in brain tissue itself. This feature explains why neurosurgeons can operate on brain tissue without causing a patient discomfort, and, in some cases, can even perform surgery while the patient is awake.
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Answer:
A. delivery of oxygen to tissue cells
Explanation:
Blood is a liquid tissue formed by different types of cells suspended in plasma. It circulates throughout our body, through veins and arteries. Veins carry blood from the organs and tissues to the heart, while arteries carry blood from the heart to the organs and tissues.
One of the basic functions of the blood is the transport of substances, of which the transport of oxygen to the tissues, the transport of oxygen and nutrients to the cells, the removal of tissues from cellular activities (such as carbon dioxide produced in the cell). cellular respiration and the conduction of hormones by the body.
