Biology, 01.07.2020 16:01 serenityharmon1
Which of the following is/are true for the elements of the sixth period in the periodic table ?
a)They include the elements from cesium to radon.
b)They include transition elements of the lanthanide series.
c)There are a total of 15 elements in the sixth period.
d)Both A and B
Answers: 1
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Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand
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Biology, 22.06.2019 09:00, live4dramaoy0yf9
Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b. through genes c. through seasonal cycles d. through hibernation
Answers: 1
Which of the following is/are true for the elements of the sixth period in the periodic table ?
a)T...
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