Answer:
Intraspecific Competition
Adenine, Thymine, Cytosine and Guanine.
<u>Explanation</u>
In double helix, the nitrogenous bases of opposite nucleotides form pairs through hydrogen bonds. The nitrogenous base adenine of one nucleotide forms pair with thymine of opposite nucleotide, while cytosine forms pair with guanine.
Answer:
Homo sapiens
Explanation:
I am so sorry if I get it wrong
Essentially, enzymes<span> are biological catalysts that speed up biochemical </span>reactions<span>. State the role of energy in </span>chemical reactions<span>. Explain the importance of </span>enzymes<span> to living </span>organisms<span>. Explain </span>how enzymes regulate<span> biochemical </span>reactions within<span> a cell.</span>
Answer:
The steel plow and barbed wire
Explanation:
It was in 1837 when John Deere, a blacksmith from Illinois invented a steel mouldboard plough that was strong enough to cut through the stubborn roots of the prairie grasses. This invention turned millions of acres of prairie land into fields for arable crops and grazing ground for huge herds of domesticated cattle. The starving Indians who were displaced resorted to slaughtering the bison in 1872 to 1874 that resulted in the decrease of its population from 7.5M animals to about 750 only.
