The answer will be Half of the parent's genetic material.
Explanation:
a) p+e+n=18
mà p=e=z => 2p +n=18
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Image result for Plants with vessels to transport water and nutrients are called nonvascular plants.
Within vascular plants is the phloem, the vessel that transports food, and the xylem, which transports water. Nonvascular plants are small, simple plants without a vascular system. They do not have a phloem or xylem.
Explanation: