Answer:
The endoplasmic reticulum
Explanation:
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The most logical contributing factor for the endangered status of black-footed ferret is Human encroachment. Farmers and ranchers (with government assistance) eliminated many prairie dogs because their underground complexes were destructive to fields. This led to decrease in the prairie dog populations, the primary prey of black-footed ferret.
The normal human karyotypes contain 22 pairs of autosomal chromosomes and one pair of sex chromosomes.
Therefore the best answer choice is:
<span>B. 1 pair of sex chromosomes and 22 pairs of autosomal chromosomes are pictured.
</span>A karyotype is an organized profile of a person's chromosomes. Two chromosomes specify sex, XX for female and XY for male. The rest are arranged in<span> pairs, numbered 1 through 22, from largest to smallest.</span>
The answer to your question is where a cold ,dry air mass meets a warm ,moist air mass. Tornadoes usually form where a cold ,dry air mass meets a warm ,moist air warm.
