The four major organic compunds are lipids, carbohydrates, proteins, and nucleic acids.
Lipids are used to store energy, insulate insulate, and they help build cell membranes. Examples of lipids are fats, oils, and waxes.
Carbohydrates are used to give us quick energy and they help build cell walls. Examples of carbohydrates include bread, pasta, cereal, and rice.
The role of proteins is to build our bodies, help our immune system, and help cells communicate. Such examples include meat, beans, eggs, fish, nuts, soy, and dairy.
Finally, Nucleic acids are used to store gentetic info. Anything plant or animal based is considered a nucleic acid.
Answer:
plant leaves contain openings called stomata, which allow the diffusion of gas exchange
3. cell wall
The cell wall is a rigid supporting structure.
Answer:
For a sinkhole to form water must dissolve the limestone bedrock.
Explanation:
Underneath Florida is a layer of limestone bedrock which can be dissolved by water pretty easily which is why sinkholes are common in Florida.
