Amino acids have a two-carbon bond. One of the carbons is part of a group called the carboxyl group (COO-). A carboxyl group is made up ofone carbon<span> (C) and two oxygen (O) atoms. That carboxyl group has a negative charge, since it is a carboxylic acid (-COOH) that has lost its hydrogen (H) atom.</span>
Answer:
Lincoln's brief but powerful address at Gettysburg in 1863 has a reverent, humble, and fervent tone. As Lincoln begins the speech, he refers to the founding fathers and references the founding document, the Declaration of Independence. He shows reverence for these men and their work.
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1) Webbed feet are useful to ducks because they use their feet to swim. Their webbed feet are uniquely designed to help them move through the water. ... Ducks use their webbed feet like paddles to provide more surface to push against the water.
2) Shells are useful to snails because snails and clams are calcium carbonate while the endoskeleton of vertebrates like turtles are primarily calcium phosphate is not known. Both shells are strong, allow for protection, attachment of muscles and resist dissolution in water.
3) Long arms are useful to gibbons because It allows them to reach average speeds of about 35 miles per hour and propel themselves from one tree to another over distances of up to 50 feet.
Answer:
3
Explanation:
Sentence three gives evidence, stating that city buses tend to run late. As opposed to the other sentences, it backs up what the author is claiming (the tardiness policy needs to be revised) other than just bulking up the claim.
Should be B. Rostral
Rostal means towards the nose. Ex. The eyes are rostal to the ears
Where as cranial means towards the head, caudal means towards the tail, and palmar refers to the bottom of the front foot.
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