What produces sleep and numbs pain?

Toxicity of a substance is measured by a value known as which of the following?

Produces a slow heart and respiratory rate.

____________ refers to the process of a chemical entering the body and getting into the bloodstream.

Produces alertness and high energy.

Which of the following are two important factors when considering the toxicity or deadliness of a substance?

The __________ of an individual, as well as previous exposure to a substance will affect the way an individual's body responds to a substance.

Alter perceptions, thoughts, and mood.

_______ requires a substance to be processed through the respiratory system.

To destroy molecular structures.

Two copies of chromosomes.

Has the ability to be passed from parent to offspring.

Molecule made up of chains of repeating units.

____________ is a molecule found in every nucleated cell of every living being and can link suspects to crimes, exonerate suspects, determine parentage and identify human remains.

Containing a nucleus.

Four copies of chromosomes.

To remove a material by dissolving it.

___________ was established in 1998 as a collection of databases for both known and unknown DNA fingerprints.

Which of the following is NOT something contained in a nucleotide?