Answer:
Air travel is usually the largest component of the carbon footprint of frequent flyers. A single return flight from London to New York – including the complicated effects on the high atmosphere – contributes to almost a quarter of the average person’s annual emissions. The easiest way to make a big difference is to go by train or not take as many flights.
2 The second most important lifestyle change is to eat less meat, with particular emphasis on meals containing beef and lamb. Cows and sheep emit large quantities of methane, a powerful global warming gas. A vegan diet might make as much as a 20% difference to your overall carbon impact but simply cutting out beef will deliver a significant benefit on its own.
Answer:
Mammals have four heart chambers
Explanation:
It serves as a base and gains a proton, which charges it positively.
What is amino acid?
Proteins are made up of substances called amino acids. Proteins and amino acids are the components of life. Amino acids are the byproducts of the digestion or breakdown of proteins. Amino acids are used by the body to create proteins that aid in the digestion of meals.
Organic substances known as amino acids have both an amino and a carboxyl group. They can be differentiated by the functional group R that is attached. Six of the twenty amino acids that make up proteins have R-groups that are either bases or acids.
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That would be about 150 million years. Hope I helped!
