Answer:
The first and best defense against plant diseases is a healthy plant, which is the main task of an accomplished gardener. Preventing and managing plant disease begins even before planting, with site preparation and plant selection.
When a plant does not look normal, or as expected, a gardener may assume that the plant is diseased and control measures are needed. To properly diagnose plant problems, the gardener needs to have background knowledge about the plant, the current environment, and the typical diseases or other problems to which the plant is susceptible. Such information can help prevent an inaccurate diagnosis that may lead to unnecessary pesticide use, wasted time and expense, and continued plant decline.
This publication provides gardeners with information on how to establish and maintain healthy plants, and describes a systematic approach to identifying and solving problems that do occur.
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Explanation:
Skin cancer. Prolonged exposure to ultraviolet radiation from the sun can lead to melanoma and other skin malignancies. Clear evidence establishes ultraviolet radiation, especially the non-ionizing medium wave UVB, as the cause of most non-melanoma skin cancers, which are the most common forms of cancer in the world
Answer: Other times they help by influencing a person to respond to a situation or risk in a healthy way
Clear the yard of people and pets.
Answer:
Chemotherapy
Explanation:
Chemotherapy is a powerful cancer treatment. The effects of chemotherapy on healthly cells are devastating and can cause them to die. Healthy cells can repair and reproduce, thanks to mitosis and cytokinesis, after treatment, but due to the effects of chemotherapy on healthy cells majority of the time chemotherapy is done on an arterial line that is going straight to the tumor to reduce the effects of chemo on healthy cells. Hope this helps
