True. Meat, fish, cheese, and peas all contain proteins, though the types and amounts may vary. Meat and fish are rich sources of complete proteins, containing all essential amino acids, while cheese also provides high-quality protein. Peas, while lower in protein compared to animal products, still offer a good source of plant-based protein.
True. The envelope of a virus helps it enter the host cell by fusing with the cell membrane. The virus DNA can be found enclosed within this envelope, along with other viral proteins necessary for infection and replication.
False. Proteins are typically not visible to the naked eye as they are microscopic in size. They can only be visualized using specialized techniques such as microscopy or biochemical assays.
False. Glycerol is not a macromolecule itself, but a component of lipids. The four major types of macromolecules are proteins, carbohydrates, lipids, and nucleic acids.
False. The inner core of the Earth is composed of solid iron and nickel, while genetic material is found in the nucleus of cells.
False. Carbohydrates are typically the body's first choice for energy because they are quickly broken down into glucose. Proteins are usually used as a secondary source of energy when carbohydrates are not available.
Is the 20 different polysaccharides used to make proteins true or false?
false
true
False.
true
False. Proteins have very specific shapes and functions and cannot be used interchangeably.
The information I have found contradicts the statement "not true," indicating that it is indeed false.
False
Yes
false !
False. They are found in southeast Asia.
false