A Single Carbon Atom Can Bond a Total of _______

question 146

Multiple Choice

A single carbon atom can bond a total of _______ hydrogen atoms, and the outer shell of each hydrogen atom then contains _______ electrons.

• A) two; two
• B) two; four
• C) four; four
• D) four; two
• E) eight; two

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Definitions:

Minor Calyx

A funnel-shaped structure in the kidney that collects urine from the nephrons and channels it into the major calyx.

Nephron Loop

A U-shaped part of the nephron in the kidney that plays a crucial role in concentrating urine and reabsorbing water and salts.

Proximal Convoluted Tubule

A section of the nephron in the kidney responsible for the reabsorption of water, ions, and nutrients from the urine.

Distal Convoluted Tubule

A portion of the kidney nephron that functions in the selective reabsorption and secretion of ions and molecules.