Answer:
1. True.
2. A: Only a few minerals always have their own unique color.
Explanation:
1. Coal is not a mineral because it doesn't qualify to be one. A mineral is made of rocks, Coal, however is non-living and made up of atoms of elements.
2. Color can be higly variable when identifying minerals because certain rocks could occur in a different color probably because of impurities in the chemical makeup of the mineral.
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12C, 13C,and 14C are called isotopes because they are all the same element
All three provide energy (measured in calories), but the amount of energy in 1 gram (1/28 ounce) differs: 4 calories in a gram of carbohydrate or protein. 9 calories in a gram of fat.
Answer:
D. Planting only red pine trees to replace native hardwood forests cut for lumber.
Explanation:
I majored in Biology
<h2>look at the Y chromosome is the strategy </h2>
Explanation:
- Finally, it is possible that front line individuals do pass on at any rate one mtDNA heredity that Neanderthals added to our genome, in any case, that we have not yet sequenced that family line in either modern individuals or in Neanderthals. Any of these explanations could underlie the nonappearance of Neanderthal mtDNA in modern human population.
- Because the y chromosome inherited by paternally and mitrochondrial DNA identify the case of maternity, or parents where it helps to the person for confirmation of genome and the child parents.
- look at the Y chromosome because it is paternally inherited is the correct answer.