A mule is a hybrid between a horse and a donkey (a male horse and a female donkey). Mules cannot produce offspring so it is under Hybrid Sterility, which falls under Letter D: a postzygotic barrier.
A postzygotic barrier diminishes the ability to reproduce of hybrid offsprings.
The last answer is correct luv
Answer:
The answer is b it is not made of cells, hope this helped
Explanation:
The answer is: mitochondria.
Mitochondria produces adenosine triphosphate (ATP), a molecule that the cells use as a source of energy. Through a process called cellular respiration, the mitochondria oxidases glucose to obtain the ATP. There are three main steps to this process: glycolysis, the Krebs cycle, and ATP Synthesis.
<span>The death of all the producers in a community would affect the carbon and oxygen cycle. </span>There would be no photosynthesis, so there would be an excess of carbon dioxide and not enough oxygen.