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DerKrebs [107]
3 years ago
7

Which scenario describes a relationship of parasitism? A. Oxpecker birds eat parasitic ticks off the backs of zebras B. A polar

bear catches a seal for dinner C. Birds feed off the insects that are stirred up from the grasses as cattle move through D. Birds feed off the insects that are stirred up from the grasses as cattle move through
Biology
2 answers:
antiseptic1488 [7]3 years ago
6 0

Answi think it is d

Explanation:

sveticcg [70]3 years ago
6 0

A moray eel eats a fish swimming by.

i took the k-12 test

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Which of these is a function of the circulatory system?
Molodets [167]
The correct answer is letter A: the circulatory system removes waste from the tissues by converting carbon dioxide-rich blood into oxygen-rich blood that can be circulated throughout the body to support its several functions. Without the lungs the human body will not be able to process converting blood cells into oxygen-rich cells in the body.
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Diphtheria causing agent mode of Transmission, incubation period,symptoms and preventive measures and cure ​
Sedbober [7]

Diptheria is a serious infection mainly caused by a specific type of bacteria. This diseases is associated to different symptoms.

<h3>What is the causing agent?</h3>

This disease is caused by Corynebacterium diphtheriae, which is a specific type of bacteria. Moreover, this bacteria produces toxins and this is the cause of the symptoms.

<h3>How is it transmitted?</h3>

This can be transmitted through saliva droplets from one infected person to a healthy person. Usually, symptoms appear within 5 days after getting the bacteria.

<h3>What are the symptoms?</h3>

Although this disease has many symptoms, the most important ones are sore throat and gray lining on the throat and nearby areas.

<h3>How to prevent it or treat it?</h3>

Antibiotics and antitoxins are often used, but the best is to prevent it through vaccination.

Learn more about diphtheria in: brainly.com/question/13061650

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7 0
2 years ago
Read 2 more answers
Which of the following statements is true about tides?
Musya8 [376]
Tides are caused by the location of the earth, sun and moon.
5 0
3 years ago
To help explain surface tension, use a single water molecule in the template, and draw arrows representing the possible location
kramer

Answer:

The correct representation is attached with the explanation.

Explanation:

In this representation of the surface tension, blue arrows between green water molecules are the possible molecules that can be used as the location for forming hydrogen bonds by a single molecule. Surface tension is the tendency of a liquid surface strectch to neighbouring molecules or ability to shrink in minimum surface area possible. Hydrogen bonds is an intermolecular force or interaction responsible for the surface are of liquide molecules. This bonds is towards every direction where the similar molecule present.

3 0
3 years ago
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