Chap 6 Multiple Choice Test

Chargaff's rules state that the amount of ______________ in DNA is always equal to the amount of guanine.

________________ allows scientists to transfer genes from one organism to another.

________________ is a tool for tracing a genetic trait through generations of a family.

Examples of chemical ___________ include asbestos and chemicals found in cigarette smoke; these substances often lead to mutations in the DNA sequence of an individual's cells.

The code for a given amino acid consists of ____________ base(s).

What materials make up each nucleotide in a DNA molecule?

Most genetic disorders, such as sickle cell anemia, are due to a

A complementary strand to the DNA sequence TAGTCA would be

Which of the following statements is FALSE?

Genetic engineering is currently used to

What are the three types of mutations?

All mutations are harmful.

When DNA replicates itself, the DNA molecule first splits down the middle, then the bases on each strand pair up with other nucleotides, creating two identical DNA molecules.

Rosalind Franklin's X-ray images showed DNA to have a linear shape.

In incomplete dominance, each of the two alleles that determine a trait has its own degree of influence.

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