Answer:
the increase in mass might make itself unable to fly due to the weight of the oil . the oil also exposes it's sensitive skin. they become extremely soggy when dipped in water. the water takes over the oil and restricts movement of its feather
Explanation:
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DNA Mutation is caused by the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes. Thus, the correct answer is option D.
1.DNA Mutations are caused by environmental factors known as mutagens.
2.Types of DNA mutagens include radiation, chemicals, and infectious agents.
3.DNA Mutations may be spontaneous in nature.
Answer;
-Because using letters was the easiest way to represent the elements. Also the use of chemical symbols is to allow them to write chemical formulas easily.
Explanation;
-A chemical symbol is a shorthand method of representing an element. Instead of writing out the name of an element, we represent an element name with one or two letters. As you know, the periodic table is a chemist's easy reference guide.
-Chemical symbols are usually one or two letters long, but sometimes three letters are used. Every chemical symbol starts with a capital letter, with the second or third letters written in lower case.
The instrument is called fiber optic bronchoscope. It is the instrument that is used to examine the bronchial tree and to remove objects aspirated into air passages. The procedure is called bronchoscopy which allows the doctor to look at the airway through the instrument. During this procedure the doctor examines the throat, larynx, trachea, and lower airways. It also allows the doctor to remove small samples of tissue (biopsy).
As the crust and the upper part of the asthenosphere cool and become rigid, they form new lithosphere. This lithosphere is thin, warm, and light. This warm, light rock sits higher than the surrounding sea floor because it is less dense. It forms mid-ocean ridges.Oct 25, 2016