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Minchanka [31]
3 years ago
7

True or false: The drug Salvarsan was used as treatment for syphilis in the early twentieth century.

Biology
1 answer:
Mama L [17]3 years ago
5 0

Answer:

True.

Explanation:

in the early 1900s development of Salvarsan, an arsenic-based drug to treat syphilis.

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List the four classes of the phylum protozoa and their locomotory organelles​
7nadin3 [17]

Answer:

Approximately, 50,000 types of Phylum Protozoa have been identified. Its four divisions are Amoeboid Protozoa or Sarcodines, Flagellated protozoans or Zooflagellates, Ciliated protozoa or Ciliates and the Sporozoans.

<h3><u>PLEASE</u><u> MARK</u><u> ME</u><u> BRAINLIEST</u></h3>
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3 years ago
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Windup, if it occurs, is seen in animals
Olenka [21]

Answer: Option D.

After recovery from general anesthesia.

Explanation:

Wind up in animals is a situation whereby there is increase in pain on the affected area due to high stimulus that is given above the normal level. These is caused by continuous stimulation of group c peripheral nerve fibres of the nervous system.

Wind up occur in animals after recovery from general anesthesia because the peripheral nerve fibres are continuously stimulated to cause windup.

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3 years ago
What part of the respiratory system is composed of a single layer of epithelial tissues surrounded by a network of capillaries?
svetlana [45]
I think the correct answer from the choices listed above is option A. It is the alveoli that is composed of single layer <span>surrounded by a network of capillaries. These are used to allow oxygen and carbon dioxide to move from the lungs to the bloodstream.</span>
6 0
3 years ago
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How do you think molecules of food rearrange when they react with oxygen in the cells of your body?​
SVEN [57.7K]

Answer:

In cellular respiration, complex molecules containing carbon react with oxygen to produce carbon dioxide and other materials. Within individual organisms, food moves through a series of chemical reactions in which it is broken down and rearranged to form new molecules to support growth or to release energy.

Explanation:

3 0
3 years ago
Science-what is the correct arrange of this E,M,A,I,H,T,P,C,M,E,R​
Mariana [72]

Answer:

Champetre, imprecate, metameric, Hemiptera ??

Explanation: Choose I'm out of ideas xD

4 0
3 years ago
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