Answer:
a pure substance
Explanation:
A pure substance is made up of only one kind of matter and has definite properties. A pure substance has matter having an invariant chemical composition and distinct properties. A pure substance can be an element or a compound.
An element is a fundamental substance that cannot be separated into smaller substances by chemical method. A compound is a substance composed of two or more elements in fixed proportions and can be separated into smaller substances or elements by chemical methods only.
The population of brown rabbits increase because the predators can't see them due to colour of the soil.
<h3>Why the population of brown rabbits increased?</h3>
The population of brown fur rabbits have increased to 80% of the population as compared to white rabbits because brown rabbits can't be seen by the predators in the desert whereas the white rabbits are easily seen by the predators so the population of the brown rabbits increases.
So we can conclude that the population of brown rabbits increase because the predators can't see them due to colour of the soil.
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Answer:
50 million nucleotide pairs
In your question that ask to find out or to select which of the following among your choices does and individual with a Turner Syndrome and we all know that this is one of the disease that has a chromosomal descripancies and the answer is B. 2n-1
Quite a bit of heat and pressure is needed to change an igneous/sedimentary rock to a metamorphic