Daphnia Alter Their Reproductive Mode Based on Food Availability

question 23

Multiple Choice

Daphnia alter their reproductive mode based on food availability. Why might it be adaptive for Daphnia to reproduce asexually in the spring?

• A)When food is in excess, asexual reproduction allows for more rapid rates of reproduction.
• B)When food is in excess, natural selection cannot act on variation because all individuals can get the food they need.
• C)When food is in excess, asexual reproduction results in variable offspring.
• D)When food is in excess, reproductive rates will slow so that more energy can be put into growth by the individual Daphnia.

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