<span>Relative concentration of water in a hypnotic solution is high</span><span />
Answer:
A
Explanation:
<em>The correct option would be </em><em>A.</em>
<u>The presence of ammonia in the atmosphere of primitive earth provided the nitrogen found in the amine groups of amino acid and the nitrogenous bases in DNA. This has been proven through the simulation experiment of the primitive earth's atmosphere by Stanley Miller and Harold Urey.</u>
The water in the primitive atmosphere was formed from the condensation of water vapour from volcanoes that were characterics of the earth's environment while oxygen in itself is not needed for photosynthesis but a by-product of it.
Answer:
D
Explanation:
It's false that "cells that contain mitochondria can reproduce". The function of mitochondria is to provide energy to the cell. Like prokaryotic cells do not contain mitochondria in it because it is a membrane-bound organelle. And prokaryotic cells can divide and produce new cells.
Photothenysis disorder plants leafs dying
