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marin [14]
3 years ago
15

Where in the continent of russia is vitamin d missing?

Biology
1 answer:
Blababa [14]3 years ago
3 0
To estimate the prevalence of vitamin D deficiency (25(OH)D) <50 nmol/L among recently arrived immigrants from Africa and Asia in Oslo, and to explore 25(OH)D levels according to origin, gender and age.
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A metal body of mass 81 g occupies a volume of 30 cm3. Identify the metal.
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Answer:

Aluminum

Explanation:

The density of Aluminum is 2.7 g/cm3

We know the volume and mass of the unknown metal, as density is mass/volume:  81g/30cm3 = 2.7 g/cm3 which is the density of Aluminum :)

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2 years ago
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Why does all DNA from all organisms look the same
amm1812

Answer:

Our Genetic Code all use for example in You and I use ATGC and so would a Dogs DNA.

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