yan po sagot ko yan lang naalala ko nung grade 10 ako
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ohnelshion
Ultraviolet rays can be used to kill microbes. Hospitals use UV lamps to sterilise surgical equipment and the air in operating theatres. ... Suitable doses of Ultraviolet rays cause the body to produce vitamin D, and this is used by doctors to treat vitamin D deficiency and some skin disorders
Answers & Comments
Answer:
13. c
14. b
Explanation:
yan po sagot ko yan lang naalala ko nung grade 10 ako
Answer:
13. D.
14. C.
Explanation: hope its help
Correct me if i'm wrong hope its help