Which of the following factors exclusively affects reproduction in seasonal breeders, both plants and animals? A. Water B. Temperature C. Photoperiod D. All of these
Understand the Problem
The question is asking about the factors that influence reproduction in seasonal breeders, which includes both plants and animals. It specifically wants to know which factor affects them exclusively, suggesting a need to identify the main environmental cue that triggers reproductive cycles in these organisms.
Answer
Photoperiod.
The factor that exclusively affects reproduction in seasonal breeders, both plants and animals, is photoperiod.
Answer for screen readers
The factor that exclusively affects reproduction in seasonal breeders, both plants and animals, is photoperiod.
More Information
Photoperiod is crucial for seasonal breeders as it influences physiological changes that prepare plants and animals for reproduction. In animals, it can alter hormone levels like melatonin, which affects reproductive cycles.
Tips
A common mistake is to assume that temperature or water has an exclusive effect, but these factors influence other biological processes beyond just reproduction.
