Biology, 03.09.2019 20:20 hellodarkness14
Trace elements are those required by an organism in only minute quantities. which of the following is a trace element that is required by humans and other vertebrates, but not by other organisms such as bacteria or plants?
a) calciumb) iodinec) sodiumd) phosphorus
Answers: 3
Biology, 22.06.2019 03:30
Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Biology, 22.06.2019 10:00
In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing:
Answers: 2
Biology, 22.06.2019 15:30
Some plants have reproductive structures that them reproduce using natural forces or animals. how does the reproductive structure shown here ensure the reproductive success of plants?
Answers: 1
Trace elements are those required by an organism in only minute quantities. which of the following i...
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