Answer:
the kidneys
Explanation:
Mammals, many terrestrial amphibians and marine fishes mainly excrete urea and are called ureotelic animals. Ammonia produced by metabolism is converted into urea in the liver of these animals and released into the blood which is filtered and excreted out by the kidneys.
Answer:
C and D have the same answer?? wdym
Explanation:
Proteins are composed of amino acids, lipids consist of glycerol and fatty acids, and carbohydrates are composed of monosaccharides. the are biomolecules.
<h3>Classification and composition of biomolecules</h3>
Carbohydrates are biomolecules composed of one or more monosaccharide subunits linked by glycosidic bonds.
Lipids are biomolecules composed of one glycerol backbone and two or three fatty acids.
Proteins are biomolecules composed of amino acid subunits linked via peptide bonds.
Learn more about biomolecules here:
brainly.com/question/10904629
Answer:
a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
Explanation: