Answer:
Because they are sterile
Explanation:
<em>Mules are considered to be a weak hybrid and not a separate species because they are sterile and cannot produce progeny of their own.</em>
Mules are hybrid products from two separate species - a donkey and a horse.
A species is generally defined as a group of organisms that are capable of breeding to produce fertile offspring. <u>Hence, in order for them to have the potential of being categorized as a separate species, they must be able to produce their own progeny but this is not the case. </u>
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It's the endocrine system. The endocrine system deals with hormones and glands, such as the pituary gland. Hope this helps!
Answer:
A: Round tomatoes. B: Round tomatoes. C: Oval tomatoes
Explanation:
