B snow melting because it turn to solid t liquid which is more energy<span />
In a human diploid somatic cell (2n), there are 22 chromosomes present in two copies and 1 pair of sex chromosomes. This means there are 23 pairs of chromosomes - 22 pairs of autosomes and 1 pair of sex chromosomes. There are in total 46 chromosomes (23 pairs in 2 copies: 23 × 2 = 46).
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Answer:
Decreased biodiversity
Explanation:
Highway construction or lessening surface grades for port and airport developments have led to an important loss of fertile land.
To pump blood through out our body and to keep us alive
Starting from the outer part:
•Tunica externa (fibrous layer)
•Tunica media (smooth muscle)
•Tunica intima (endothelial cells layer)
