Ahorse has 64 chromosomes and a donkey has 62. using your knowledge of meiosis, evaluate why a cross between a horse and a donkey produces a mule, which usually is sterile. how would i explain this?

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Blank is a rock with a find dark texture that makes up the oceanic crust

Which of the following would be the best hypothesis for this experiment? a) use of the ginko biloba extract improves clinical outcomes when administered to patients with t2d. b) ginko biloba improves clinical outcomes of diabetes patients when combined with metformin. c) diabetes in patients is worsened when ginko biloba is taken in conjunction with metformin. d)the use of ginko biloba to treat t2d in combination with metformin lowers the cost of t2d treatment. ginko biloba shows benefits against t2d when combined with plant extracts as compared to other treatments.