When an Animal Cell Is Placed in a Hypotonic Solution

question 5

Multiple Choice

When an animal cell is placed in a hypotonic solution and water enters the cell via osmosis, the volume of the cell increases until it bursts. This does not happen to plant cells, because ________.

• A) they have large central vacuoles, which provide abundant space for storage of incoming water
• B) they have cell walls, which prevent the entry of water by osmosis
• C) they have cell walls, which provide pressure to counteract the pressure of the incoming water
• D) certain gated channel proteins embedded in their plasma membranes open as osmotic pressure decreases, allowing excess water to leave the cell

---

Definitions:

Second-Highest Willingness

The concept of determining the price or value of an item based on the highest bid that did not win in an auction or competitive bidding process.

Winner's Curse

A phenomenon in auctions, suggesting that the winning bidder tends to overpay due to incomplete information or overly optimistic value assessments.

Sealed-Bid Auction

A type of auction where all bidders simultaneously submit sealed bids to the auctioneer, and the highest bidder wins without knowing the bids of the others.

Private Values

A situation in auctions or market transactions where the value of an item is known only to the individual bidder or participant, not to the other bidders or the seller.