Which Example Best Demonstrates the Importance of Sex (Or Genetic

question 109

Multiple Choice

Which example best demonstrates the importance of sex (or genetic recombination) in protists?

• A) In Paramecium, if conjugation does not occur, clones typically survive only 350 rounds of cell division.
• B) Plasmodial slime molds become dormant during unfavorable conditions and can only be revived by the fusion of male and female gametes.
• C) Euglenids produce new individuals primarily through binary fission.
• D) The vegetative cells of oomycetes lack flagella and need to enter a reproductive state in order to migrate to new hosts.
• E) In Paramecium, reproduction can only occur after exchange of genetic material.

---

Definitions:

Marginal Cost

The increase in total cost that arises from an extra unit of production, which is crucial for decision-making on the quantity of production and pricing.

Total Cost

Total cost is the complete amount of money it takes to produce a good or service, including both fixed and variable costs.

Short Run

A period in economics during which at least one input, such as plant size or capital, is fixed and cannot be changed.

Variable Costs

Variable costs are expenses that change in proportion to the activity or volume of business, such as materials and labor costs.