Biology, 17.07.2019 08:40 jeremiah52
The periodic table was developed in order to group and organize elements with similar physical and chemical properties. elements such as fluorine, chlorine, and iodine all are very reactive and only need one more electron to fill their outer shells. which of these best describes this family of elements? a) halogens b) noble gases c) alkali metals d) alkaline earth metals
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Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle
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The periodic table was developed in order to group and organize elements with similar physical and c...
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