A Cell Is Exposed to a Substance That Prevents It

question 18

Multiple Choice

A cell is exposed to a substance that prevents it from dividing. The cell becomes larger and larger. This situation

• A)should present no problem to the cell, since it can continue to perform all other necessary functions.
• B)should present no problem to the cell, because the surface area of the cell will increase as the volume of the cell increases.
• C)will eventually be problematic, since the cell's ability to absorb nutrients through its outer membrane will not keep increasing as quickly as its cytoplasmic needs.
• D)should be beneficial, since the cell will be able to divert the ATP normally used for cell division to other processes.

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Definitions:

Motor Development

The progress of muscular coordination and the ability of movements by individuals, from simple to more complex physical actions.

Placenta

The principal organ of exchange between the mother and the developing organism, enabling the exchange of nutrients, oxygen, and wastes via the umbilical cord.

Amnion

A membrane that holds amniotic fluid.

Umbilicus

also known as the navel or belly button, is the scar on the abdomen resulting from the detachment of the umbilical cord following birth.