Answer:
1) a 2)b
Explanation:
reasons
1) Once carbon dioxide dissolves in water, it reacts with water molecules to form carbonic acid.
2) the burning of fossil fuels like coal and oil has increased the concentration of atmospheric carbon dioxide (CO2). This happens because the coal or oil burning process combines carbon with oxygen in the air to make CO2.
The removal of Balanus shows that the realized niche of Chthamalus is smaller than its fundamental niche. <span>These two species of barnacle do not show competitive exclusion.</span>
<span>The correct answer for this question would be the S phase of the cell cycle. During the S phase, DNA is synthesised in the form of a complete copy, which is stored in the nucleus, as well as acting as a copy for a microtubule-organising structure referred to as the centrosome.</span>
