Unit 7 Review

Front

What is the structure that holds two chromatids together until they separate during cell division?

Back

Centromere

Front

What is the diploid number of human chromosomes?

Back

46

Front

What is the process of rewriting DNA into mRNA called?

Back

Transcription

Front

What does DNA code for?

Back

Amino acids

Front

What occurs when an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome?

Back

Crossing over

Front

What is the basic unit of heredity in living organisms?

Back

Gene

Front

What is the process by which cells divide to produce gametes?

Back

Meiosis

Front

What is the term for the observable characteristics of an organism?

Back

Phenotype

Front

What is the term for the genetic makeup of an organism?

Back

Genotype

Front

What is the role of ribosomes in protein synthesis?

Back

They translate mRNA into amino acid sequences.