Final Exam Practice

Front

What happens during transcription?

Back

DNA is converted into RNA.

Front

What does 'semi-conservative replication' mean?

Back

DNA splits into two pieces, each building a new strand.

Front

Which phase of mitosis shows chromosomes lined up in the center of the cell?

Back

Metaphase.

Front

What is translation in protein synthesis?

Back

The assembly of amino acids into a protein.

Front

Why do biomolecules have different functions?

Back

Because their structures determine how they work.

Front

What is the role of mRNA in protein synthesis?

Back

mRNA carries the genetic information from DNA to the ribosome.

Front

What is the function of ribosomes?

Back

Ribosomes are the sites of protein synthesis.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains thymine, while RNA is single-stranded and contains uracil.

Front

What is a mutation?

Back

A mutation is a change in the DNA sequence that can lead to changes in protein structure and function.

Front

What is the purpose of the cell cycle?

Back

The cell cycle regulates cell growth, DNA replication, and cell division.