When Oxygen Is Bound to Myoglobin, the Amino Acid _____

question 23

Multiple Choice

When oxygen is bound to myoglobin, the amino acid _____ is complexed to the iron ion of the heme group while _______ forms a hydrogen bound to the oxygen.

• A)cysteine; serine
• B)cysteine; histidine
• C)serine; cysteine
• D)histidine; histidine
• E)histidine; cysteine

Understand the interplay and effects of hormones on calcium and glucose levels in the body.

Describe the physiological roles of the major endocrine glands and their hormones.

Explain the principles of hormone action including the mechanisms of hormone-receptor interactions.

Understand the advantages of internal over external fertilization and the biological implications for species.

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Definitions:

Mitosis

A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

Inherited Traits

Characteristics or properties genetically passed down from parents to their offspring.

Multiple Genes

Pertains to the involvement of more than one gene in influencing a trait, characteristic, or the manifestation of a disease.

Glycogen

A large molecule composed of glucose units, it functions as the secondary long-term energy storage in animal and fungal cells.