The elimination of an organism in an ecosystem takes out all balance. There may be an overpopulation of some organisms, and an underpopulation of others. For an example, if rabbits were taken out of the food chain, there would be an overpopulation of grass, and underpopulation of what eats rabbits.
<span>longitudinal waves traveling along the horizontal direction </span>
A catheters serves as a common source of nosocomial infection because they provide a direct route for pathogens to enter the human body.
<h3>What is a catheter?</h3>
In medical line, these are device that are used for patient for passing out of excretion while on sick bed.
Hence, through the catheters, the nosocomial infection that is a form of infectious diseases acquired in a health-care facility are easily transmitted,
Therefore, the Option D is correct.
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Answer:
The lower rocks are old while the overlying is newer.
Explanation:
- Red sandstone is overlain by a red shale with bedded gypsum sows the age of the rocks. The boundary in the rock bodies for about 1km marks the along the fault displaced the two rocks bodies.
- As 50 meters, thick red sandstone is found it shows the discontinuities in the rocks. The rocks formed at the bottom are oldest and with newer deposits of gypsum.