HELP ASAP WILL GIVE BRAINLIEST TO WHOEVER GETS IT RIGHT
Which are common issues for some...
Biology, 18.04.2020 00:05, linkhyrule9922
HELP ASAP WILL GIVE BRAINLIEST TO WHOEVER GETS IT RIGHT
Which are common issues for someone who has sickle cell anemia? SELECT TWO OPTIONS
1.reduced oxygen levels
2.blurred vision
3.heart disease
4.blocked blood vessels
5.cancer
Answers: 2
Biology, 22.06.2019 23:00, sanchezp0821
Waste water from industries and domestic sources can be treated by chlorination or ultraviolet radiation. there are pros and cons to using either chlorine or uv radiation to kill harmful microorganisms. what is one reason chlorination would be preferred over ultraviolet radiation? a) chlorine only eliminates visible impurities and is ineffective against microorganisms. b) chlorine not only kills bacteria but provides a residual effect on returning microorganisms. c) uv radiation can be used only to treat drinking water and is ineffective in treating waste water. d) ultraviolet radiation is more effective
Answers: 2
Biology, 23.06.2019 02:20, treymartinez7250
The periodic table houses noble gas elements in group 18. these elements are highly stable and rarely react with any other elements. what is one possible reason for the stability of the noble gas elements? a. they easily form covalent bonds. b. the compounds that they form with other elements are very unstable. c. their outermost shell has the maximum number of electrons that it can hold. d. they require less activation energy.
Answers: 3
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