Which of the Following Is Not the Name of a Chemical

question 112

Multiple Choice

Which of the following is not the name of a chemical family?

• A)heavy metals
• B)transition metals
• C)alkali metals
• D)alkaline-earth metals
• E)noble gases

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Definitions:

Urorectal Septum

The developmental tissue structure in embryos that divides the cloaca into two parts: the anterior urogenital sinus and the posterior anorectal canal.

Vernix Caseosa

A white creamy biofilm covering the skin of the fetus during the last trimester of pregnancy, protecting the newborn's skin.

Lanugo

Fine, soft, unpigmented fetal hair.

Colostrum

Thin, white fluid; the first milk secreted by the breast at the termination of pregnancy; contains less fat and lactose than the milk secreted later.