Answer:
francium
Explanation:
The most expensive natural element is francium, but it decays so quickly it can't be collected to be sold.
Alleles that are masked by others are called recessive alleles.
Darwin finally consolidated all of his observations into his famous book
On The Origin of Species, drastically and controversially altering the
scientific view on the biological origins of life. I learned this a little while ago in my school, I kept notes!! Hope this helps!! <3
It is maintaining homeostasis
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Your Answer will be D. <u>Monocytes</u>
