The Final Step in a Sanger DNA Sequencing Reaction Is

question 16

Multiple Choice

The final step in a Sanger DNA sequencing reaction is to run the DNA fragments on a gel. What purpose does this serve?

• A) It adds ddNTP to the end of each DNA fragment.
• B) It changes the length of the DNA fragments.
• C) It separates DNA fragments based on their charge.
• D) It separates DNA fragments generated during the sequencing reaction based on one-nucleotide differences in their size.

Recognize the variety of molecular structures that hormones can have and understand how the structure affects their mode of action and signaling pathways.

Understand the role and function of major hormones in the human body.

Identify the source and target cells of various hormones.

Describe the mechanisms of hormone action, including steroid and peptide hormones.

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Definitions:

Chloride Ions

Negatively charged ions (Cl-) that are typically found in extracellular fluid and play critical roles in the body's electrolyte balance.

Epithelial Cells

Cells that cover the surfaces of the body and its organs, serving as a protective barrier and involved in absorption and secretion.

Genotype AA

A genetic configuration where an individual possesses two alleles of type A for a particular gene, denoting a homozygous condition.

Type B Blood

One of the ABO blood types characterized by the presence of the B antigen on red cells and the presence of anti-A antibody in the plasma.