It means they may or may not have the same function but have similar structure depicting that the organisms may have had a common ancestor.
The answer is Glycerol
Hope this helps
Answer:
Carbohydrates can be described as biological molecules which are made up of carbon, hydrogen and oxygen.
Simple carbohydrates are known as monosaccharides. Example of monosaccharide includes glucose and fructose. Two molecules of monosaccharides can join to form disaccharides. Example of disaccharide includes maltose. When three or more monosaccharides join they form polymers known as polysaccharides. In this way, simple carbohydrates form larger molecules or polysaccharides. Examples of polysaccharides include starch, glycogen, cellulose etc.
B. Is the answer I would put
The remains, imprints, or traces of once-living organisms are called fossils.
