Advanced Higher Biology Synthesis of membrane

What is the structure of the plasma membrane referred to as?

• Flexible singular layer

• Fluid mosaic structure

• Solid static structure

• Rigid bilayer structure

What are the heads of phospholipids described as?

• Hydrophobic

• Lipophilic

• Aerophobic

• Hydrophilic

Where does the synthesis of phospholipids take place?

• Mitochondria

• Nucleus

• Smooth endoplasmic reticulum

• Golgi apparatus

What organelle is involved in the synthesis of proteins?

• Lysosome

• Peroxisome

• Chloroplast

• Ribosome

What determines the final location of a polypeptide?

• The presence of lipids

• The number of amino acids

• Its signal sequence

• Its molecular weight

What happens to a protein that remains in the cytosol?

• It is transported to the mitochondria

• It is imported into the nucleus

• It is secreted out of the cell

• It completes its translation in the cytosol

What is the role of the Golgi apparatus in protein synthesis?

• Packaging and post-translational modifications

• Synthesis of amino acids

• Replication of DNA

• Translation of mRNA

What is the new term for cytoplasm mentioned in the text?

• Nucleoplasm

• Exoplasm

• Endoplasm

• Cytosol

What are the two forms of endoplasmic reticulum mentioned?

• Dense and Light

• Opaque and Transparent

• Hard and Soft

• Smooth and Rough

What is the fate of a transmembrane protein according to the text?

• It is stored in the nucleus

• It is immediately secreted out of the cell

• It is built into the membrane of the endoplasmic reticulum

• It remains in the cytosol