EOC reivew for lee

Front

What was the significance of the transformation experiments by Avery, MacLeod, and McCarty in 1944?

Back

They demonstrated that DNA is the transforming factor responsible for genetic inheritance.

Front

What enzymes were used by Avery, MacLeod, and McCarty to rule out protein and RNA as transforming factors?

Back

Proteases and RNases.

Front

What is the role of helicase in DNA replication?

Back

Helicase breaks the hydrogen bonds between nucleotides, unwinding the DNA double helix.

Front

Which macromolecule contains phosphorus?

Back

Nucleic Acids.

Front

What happens when a G1 cell fuses with a cell in early M phase?

Back

Condensation of chromatin in preparation for nuclear division occurs in both cells.

Front

Who conclusively proved that DNA is the genetic material?

Back

Hershey & Chase.

Front

What is the function of DNA polymerase?

Back

DNA polymerase synthesizes new DNA strands by adding nucleotides to a growing chain.

Front

What is the role of primase in DNA replication?

Back

Primase synthesizes short RNA primers that provide a starting point for DNA synthesis.

Front

What is the function of DNA ligase?

Back

DNA ligase joins Okazaki fragments on the lagging strand during DNA replication.

Front

What are the building blocks of nucleic acids?

Back

Nucleotides.