B. a cyanide compound
C. defensins
D. nitric oxide
Option (D.) Nitric oxide is not a component of saliva.
Thus Option D. nitric oxide can't be present in saliva as all the other component are present in human saliva.
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Answer: d. all of the above
The soil microbes and insects plays an important role in maintaining the fertility of the soil. Also, the soil is the habitat of large diversity of these insects and microbes. The fungi, bacteria and insects- nematodes decomposes the plant litter in the form of leaves, twigs and other organic matter available in the soil and helps in preparation of humus in the soil. Humus is a dark colored, sticky substance which is rich in organic matter and supports the growth of the plants. The healthier the soil, the more plants will grow and more litter will produce which otherwise favor the soil ecosystem.
Archaea and Eukarya.
On the basis of the information provided in the question, the ultimate branch of the phylogenetic tree starts with the line of Eukarya and then possesses the species of the Archaea division that comprises those prokaryotic species, which thrives in extremely tough environmental scenarios.
As the last branch possesses species of two domains, that is, Eukarya and Archaea and it starts with Eukarya and afterward holds the species of Archaea, which shows that both Eukarya and Archaea are associated genetically.
b. eukaryotic cells only
c. cancer cells only
d. both prokaryotic and eukaryotic cells
Answer:
b
Explanation:
Answer:
Explanation: