In DNA Replication

question 150

Multiple Choice

In DNA replication,

• A)new nucleotides are added at the 5' end of the growing DNA strand.
• B)only introns are replicated.
• C)DNA polymerase splices the short segments of the lagging strand together.
• D)the two existing strands are not used as templates.
• E)the leading strand is formed as a continuous strand.

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Definitions:

Erythropoietin

A hormone produced by the kidneys that promotes the formation of red blood cells in the bone marrow.

Erythropoiesis

The process of producing red blood cells (erythrocytes) in the bone marrow, regulated by the hormone erythropoietin.

Folate

A B-vitamin essential for red blood cell formation, healthy cell growth and function, and the prevention of certain birth defects.

Vitamin K

A fat-soluble vitamin essential for the synthesis of proteins required for blood coagulation and the binding of calcium in bones and other tissues.