Answer:
A microscopic organism, especially a bacterium, virus or fungus
Explanation:
Answer: Notochord,Nerve cord, pharyngeal gills
Explanation:
1.Presence of notochord that gives them skeletal support this also develops into between Column in vetertebrates.
2.presence of dorsal hollow nerve cord that develops into the brain and spinal cord which is the nervous system. develops into the central nervous system
3.presence of pharyngeal slit that develops into gills in some aquatic organism and its develops into jaw in some mammals. The gills is use for removal of water that enters the mouth while feeding.
The answer to this question would be: <span>Nitazoxanide
</span><span>Nitazoxanide is a broad antiparasitic drug that can be used to treat infection of Giardia lamblia or Cryptosporidium parvum. It also a broad antiviral can be used for viral infection.
Another drug that can be used for Giardia infection would be Metronidazole.</span>
B. Because of the presence of hydrogen sulphide in Brass, it combines with oxygen in air and form water, evaporates. So remained sulphide is colourless in air .So Brass gets discoloured in the air.
Answer:
minnows which is in kingdom animalia
