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.
Answer:
Changes can occur to physical properties of a substance, but the chemical composition of the substance remains the same.
The meaning of diffusion is the movement of the molecules reign from high concentration to a low concentration reign. As a result, there is a random motion between the atoms and molecules.
Hope this helps :)
Answer:
A conversion error between two measurement systems
Explanation:
The presence of over 700 genes involved in height determination is an example of a polygenic trait.
<h3>What is a polygenic trait?</h3>
A polygenic trait refers to a trait that is determined by multiple genes rather than by only one gene. This is opposite to a monogenic trait that is determined by only one gene.
<h3>What are some examples of polygenic traits?</h3>
In humans, some examples of traits that are determined by multiple genes are:
- Height
- Hair color
- Skin color
Based on this, heigh is a polygenic trait.
Learn more about gene in: brainly.com/question/787658
