Midterm Practice

Front

What is a hypothesis?

Back

A possible answer or explanation to a question based on knowledge, observations, and research, often written in 'if...then' format.

Front

What is the result of DNA replication starting with 15N15N DNA after two generations in 14N medium?

Back

50% 15N14N DNA and 50% 14N14N DNA.

Front

What is the abbreviation for the amino acid identified using the codon chart for arginine?

Back

arg

Front

In which direction is DNA built?

Back

5' to 3' (new nucleotides added to the 3' end).

Front

What forms a protein when these bond together?

Back

Amino Acids.

Front

What are the building blocks of DNA?

Back

Nucleotides.

Front

What is the role of ribosomes in protein synthesis?

Back

Ribosomes facilitate the translation of mRNA into proteins.

Front

What is the structure of DNA?

Back

A double helix composed of two strands of nucleotides.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G).

Front

What is the function of mRNA?

Back

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