They are genetically and reproductively isolated. For the mule the specific isolation mechanism is termed as "Hybrid Inviability", where the postzygotic isolating mechanism prevents the hybrid from passing on their genes. A zygote may form with the sperm and egg, but the embryo will dies after a few cell divisions. The genetic information from male and female parents is insufficient to carry the organism through morphogenesis. *There are rare documented cases of a mule producing a viable offspring.
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Sand
Explanation:
Sand, with its larger particles and low nutritional content, retains the least amount of water, although it is easily replenished with water.
Answer:
i dont know where to start honestly like in some parts i can see where he is coming from but why? you know?
Explanation:
