Week 14 Homework Flashcardziz (EOC Review) Due Friday Dec 13th

Front

What enzyme unwinds DNA during replication?

Back

Helicase

Front

What does semiconservative DNA replication mean?

Back

Every new DNA molecule is composed of 1 new strand and 1 old strand.

Front

What type of inheritance is characterized by two copies of a recessive allele?

Back

Autosomal recessive.

Front

Which entities have the ability to reproduce independently?

Back

Living Organisms.

Front

What is a substance acted upon by an enzyme called?

Back

Substrate.

Front

What is the role of DNA polymerase in DNA replication?

Back

It synthesizes new DNA strands by adding nucleotides.

Front

What is the function of primase in DNA replication?

Back

It synthesizes a short RNA primer to initiate DNA synthesis.

Front

What is the role of ligase in DNA replication?

Back

It joins Okazaki fragments on the lagging strand.

Front

What is the difference between DNA and RNA?

Back

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

Front

What is a coenzyme?

Back

A non-protein molecule that assists enzymes in catalyzing reactions.