The fern is a popular seedless vascular plant.
Edward Jenner first "discovered" a vaccine for cowpox, which provided immunity for smallpox.
If there are two different alleles for a trait, this means t<span>he trait could show up in two different forms.</span>
Answer: <span>B) Plant trees along canals and roadways on their property to filter runoff and prevent soil erosion
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The roots of trees help prevent the soil from being easily eroded by holding the soil in place and taking up the water. The other choices, A, C, and D would cause further erosion by removing objects that would stop the rain or by aiding erosion due to gravity.
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Opioid drugs. They disrupt the natural production of norepinephrine and act as central nervous system depressants. Opioids block pain sensations, induce drowsiness, reduce body temperature, and slow heart rate, blood pressure, and respiration functions.