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WorksheetsIB Biology Topic 2.4 Review
Total questions: 8
Worksheet time: 22mins
Which are the 4 main components of an amino acid?
A radical group, an amine group, an acid group, and a central carbon
A chain, an amine group, an acid group, and a central nitrogen group.
A radical group, an amide group, a carboxyl group, and a central carbon.
A radical group, an amine group, a carboxyl group, and a central carbon.
Which protein from the following list is a structural protein
Hemoglobin
Collagen
Ribulose bisphosphate carboxylase (rubisco)
Immunoglobulin
Proteins that speed up reactions in the body are called:
Hormones
Enzymes
Globular proteins
Catalysts
Which of the following can cause a protein to denature?
High temperature
High pH
Low pH
High pH and high temperature
All of the above
Which organelle synthesizes proteins?
Rough endoplasmic reticulum (rER)
Mitochondrion
Ribosome
None (it is done spontaneously in the cytoplasm)
How many large would you expect a gene to be that codes for a polypeptide made of 400 amino acids?
400 bases
1200 bases
more than 1200 bases
more than 400 but less than 1200 bases
Explain the formation of a dipeptide from two amino acids.
Differentiate between the terms genome and proteome.
