I think the answer to this is the kidneys
False. parasites infect and feed
The correct answer is a - Lipid
Lipids are not considered as macromolecules because unlike proteins, carbohydrates and nucleic acids which polymers, lipids are composed of a single unit made up a glycerol backbone to which two or three fatty acids are linked.
Lipids are not polymers made up of individual subunits called monomers. They contain only one molecule and are not macromolecuels.
Examples of lipids include waxes, steroids, phospholipids and detergents. Lipids are generally hydrophobic and insoluble in water.
Answer:
In this experiment the mass must be measured first because to determine volume water displacement is what is being measured. ... The reason for this is some solids will float on the water. Therefore the object's density is less dense than the water.