Malignant tumors are classified according to the type of cells that give rise to them.
Answer:
The correct answer will be-gas absent in primordial atmosphere (oxygen).
Explanation:
The Miller experiment was performed in 1953 to show that organic molecules can be formed from the inorganic molecules in the conditions resembling the primordial atmosphere.
Same conditions were created to the unstable atmosphere like a mixture of gases which included- methane, sulfur dioxide and hydrogen but lacked oxygen as it was absent in the primordial atmosphere.
Thus, gas absent in the primordial atmosphere (oxygen) is the correct answer.
John Pierpont Morgan<span> Sr. (April 17, 1837 – March 31, 1913) was an American financier and banker who dominated corporate finance and industrial consolidation in late 19th and early 20th Century United States.</span>
Explanation:
The gap between the two neurons is known as a synapse.
Answer:
X. Mechanisms and habits that include limit water loss.
Explanation:
Many mammals that live in dry ecosystems tend to have above adaptations because there is a shortage of water in these areas. And of course water is the most essential thing for survival.