In What Way Is a Closed Circulatory System More Efficient

question 232

Multiple Choice

In what way is a closed circulatory system more efficient than an open circulatory system?

• A) A closed circulatory system is a closed loop and therefore does not require a heart for pumping blood.
• B) An open circulatory system relies on diffusion to deliver nutrients to tissues.
• C) A closed circulatory system relies on hemoglobin rather than on myoglobin.
• D) In a closed circulatory system, blood vessels can control the delivery of O₂ to specific tissues by controlling vessel diameter.
• E) A closed circulatory system keeps hemolymph separate from interstitial fluid.

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Definitions:

Dividend Distribution

The payment of earnings to shareholders, typically in cash or additional shares, approved by the company's board of directors.

Stockholders' Equity

The residual interest in the assets of a corporation remaining after deducting its liabilities, representing ownership equity spread among shareholders.

Common Stock

A form of investment that signifies part ownership in a company, granting the investor the right to participate in voting on business issues and to earn dividends.

Issue Price

The price at which a new issue of securities is offered to the public, determined by the issuer and underwriters.