Answer:
Macromolecules provide energy to our body.
Explanation:
Fats, carbohydrates and proteins are needed for a healthy diet because these macromolecules provide energy to our body. Fats are the macromolecules that can be broken down into micromolecule i.e. fatty acids, carbohydrates are broken down into glucose molecule and proteins are broken down into amino acids which can be absorbed by our body for the generation of ATP molecules. Beef, chicken, lamb, livers, meat extracts, mackerel, anchovies, and sardines are the food sources that has high amount of nucleic acid.
Producers are always found at the lowest trophic level because they are the foundation of the foodweb. Which means that in the ocean you will find producers like algae and fungi because they dwell in the bottom as producers.
Answer:
Mechanical weathering breaks rocks into smaller pieces without changing their composition. Ice wedging and abrasion are two important processes of mechanical weathering. Chemical weathering breaks down rocks by forming new minerals that are stable at the Earth's surface.
I think they can help the birds my the climate
