The blubber fat layer and white fur helps the polar bears to maintain internal homeostasis in cold weather.
Answer:
4 - 1 fragment
5 - 2 fragments
Explanation:
A plasmid is a molecule of desoxyribonucleic acid (DNA). It has a circular shape. When you cut a circle, it is linealized. So, if you cut a circle once, you will obtain 1 line (1 fragment). If you cut a circle twice, 2 lines or fragments are produced.
Thus, the answers are:
4 - If you cut once ⇒ 1 fragment (see drawing in attachment 1)
5 - If you cut twice ⇒ 2 fragments (see drawing in attachment 2)
The diagnostic term fifth disease causes a slight red skin flush similar to 3 day measles-rubella. The fifth disease is a mild rash illness caused by parvovirus B19, usually more common to children than in adults. The disease spreads through respiratory secretions such as saliva, sputum, or nasal mucus, when an infected person coughs or sneezes.
Answer:
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Biological classification is the process by which scientists group living organisms. Organisms are classified based on how similar they are. Historically, similarity was determined by examining the physical characteristics of an organism but modern classification uses a variety of techniques including genetic analysis.
Explanation:
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