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A drug is any chemical substance that alters the body physically or mentally for a non - nutritional purpose.
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Answer:
Light, minerals, and things from the periodic table!!
Explanation:
The genotype for both parents is Br. if using B= black and r = red
Vascular plants<span> have two distinct organ systems: a </span>shoot<span>system and a </span>root<span> system. The </span>shoot<span> system consists of two portions: the vegetative (non-</span>reproductive<span>) parts of the plant, such as the leaves and the stems; and the </span>reproductive<span> parts of the plant, which include flowers and fruits.</span>
The cell membrane is surrounded partially or totally by the Endoplasmic Reticulum which are membranes that extend along the nuclear membrane.
