Answer: D. All of the above
Explanation: Low-density lipoprotein is one of the five major groups of lipoprotein which transport all fat molecules around the body, it can be called bad cholesterol. High level of Low density lipoprotein can lead to diverse health issues such as it increases the risk of cardiovascular diseases, it accumulates in the walls of blood vessels causing the blood vessel to be hard and thick leading to a disease called Atherosclerosis. However, physical exercise and a food with low or no cholesterol will help reduce the intake of Low density lipoproteins.
<span>B.The products are H2O (water) and CO2 (carbon dioxide), which then undergo anaerobic respiration.</span>
Answer:
The fundamental structure of a chromosome is subject to mutation, which will most likely occur during crossing over at meiosis.
Explanation:
The protein structures can be classified into four levels, namely the primary structure, secondary structure, tertiary structure, and quaternary structure. The primary structure is the simplest of all the structures. When all the hydrogen bonds are disrupted, the secondary, tertiary and the quaternary structures gets disrupted, which leads the protein to the most simplest structural form, that is the primary structure. In this structure, the a carbon atom is bonded to hydrogen atom, carboxyl group, amino group, and an 'R' group.
