Molecular Genetics Pre-Assessment

Front

In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.

Back

thymine

Front

The genetic code is __________.

Back

redundant.

Front

Anything in the environment that causes a mutation is a(n) __________.

Back

mutagen.

Front

Diploid Cells are represented by __________.

Back

2n

Front

One difference between RNA and DNA is __________.

Back

RNA is single stranded where DNA is double stranded.

Front

What is the basic unit of heredity in living organisms?

Back

Gene.

Front

What are the two main types of nucleic acids?

Back

DNA and RNA.

Front

What is the role of ribosomes in protein synthesis?

Back

Ribosomes are the sites where proteins are synthesized from amino acids.

Front

What is a mutation?

Back

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

Front

What is the function of messenger RNA (mRNA)?

Back

mRNA carries the genetic information from DNA to the ribosome for protein synthesis.