<span>well i take this test before and the correct answer is :A They produce food by photosynthesis</span>
I believe it would be the bottleneck effect. hope that helps =)
In drosophilia, the gene for eye color is located on the x chromosome.
There are several. there is rainwater*, glaciers, and rivers/streams.
*the rainwater I am talking about is the kind that falls from the country. no acid rain