A force is a push or a pull that acts upon an object as a results of its interaction with another object. ... These two forces are called action and reaction forces and are the subject of Newton's third law of motion
The correct answer should be A. spores
Ferns don't have seeds and they reproduce using spores. Cones have seeds in them and seeds fall out. Pollen enters a flower and then the flower becomes a fruit. This is sexual reproduction of plants. Since ferns don't have this, they have to reproduce with spores.
The best example of hypothesis which leads to new experiment methods was done by Morgan where he used fruit flies.
Thomas Hunt Morgan continues on genetic research which is of Gregor Mendel.
Your question should have a picture in other to answer the question:)
The term drug overdose<span> (or simply </span>overdose<span> or </span>OD<span>) describes the </span>ingestion<span> or application of a </span>drug<span> or other substance in quantities greater than are recommended </span>or generally practiced.[2]<span> An overdose may result in a </span>toxic state<span> or </span>death. <span>The word "overdose" implies that there is a common safe dosage and usage for the drug; therefore, the term is commonly only applied to drugs, not </span>poisons<span>, though even poisons are harmless at a low enough dosage.</span>
