Answer:
To electromagnetic radiation can be harmful depending on the frequency of radiation, which can range from microwaves that raise tissue temperatures, infrared radiation that produces heat and burns, x-rays can cause problems such as mutations associated with cancer and cell death , similar to ultraviolet radiation that can range from darkening the skin to promoting the appearance of cancer.
Among the beneficial effects, voltages similar to those produced by the connective system have been developed, to improve the treatment of different musculoskeletal diseases, also some radiation show benefits to treat some types of cancer, they are also used for sterilization of medical instruments or places requiring to be free of bacteria, x-rays are used as diagnostic means for studying bone and related injuries, radiation in the form of laser allows surgical procedures.
The symptom that the client is experiencing is consistent with the deficiency in the Vitamin A which is a dietary element. The vitamin A is responsible for causing dryness to the eyes if a person is lacking this type of dietary element as Vitamin A is the one responsible for providing healthy vision for an individual.
Answer:
An extreme version of scoria occurs when volatile-rich lava is very quickly quenched and becomes a meringue-like froth of glass called pumice. Some pumice is so full of vesicles that the density of the rock drops low enough that it will float
Explanation:
Answer:
It transports food to all the parts of the plant both upwards and downwards is the correct answer.
Explanation:
Phloem is tissue present in plants that transport the food prepare in the leaves to other parts of the plant.
Phloem has various types of specialized cells such as parenchyma cells, sieve elements, sclerenchyma, and companion cells.
Phloem transfers the food from source(leaves)to sink(to the other parts of the plant's cells), and in the spring process get reversed as the food stored in the sink move towards the developing buds through the phloem that's the reason phloem transports food to all the parts of the plant both upwards and downwards and movement of food is bidirectional.
