What Is the Charge on the Tetrapeptide Lys-Lys-His-Glu at PH

question 7

Multiple Choice

What is the charge on the tetrapeptide lys-lys-his-glu at pH 7?

• A) 0
• B) +1
• C) +2
• D) − 1

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Definitions:

Chromosomes

Threadlike structures located within the nucleus of animal and plant cells, made of protein and a single molecule of DNA, carrying genetic information.

Almond-Shaped Eyes

A descriptive term for eyes that have a shape similar to that of an almond, often characterized by a slightly upwards lift at the outer edges.

Dominant Gene

A gene that expresses its phenotype over another gene's phenotype when the two are paired together in an organism.

Recessive

Describes a genetic trait that is expressed in an organism’s phenotype only when two copies of the gene are present, one from each parent.