Answer:
Hello your question is poorly written, the options and the question is all mixed up but i was able to pick out the correct answer.
answer <em>: A thin liquid layer that is chemically bonded to the interior of a capillary column that comes in contact with an inert carrier gas or mobile phase</em>
Explanation:
The stationary phase in gas Chromatography is best described as ( from the options listed in your question ) :
<em>A thin liquid layer that is chemically bonded to the interior of a capillary column that comes in contact with an inert carrier gas or mobile phase</em>
Gas chromatography is an analytical process used to separate the chemical components ( usually gases ) found in a mixture sample
Answer:
The answer is a cell wall.
Explanation:
Cytoplasm is the organelle that keeps the other organelles together. The nucleus is the cell that conducts and instructs the cells activities. The ribosome contains RNA. Cell wall is the most reasonable.
Answer:
As far as I know, pollination is the most common way for flowering plants to reproduce.
Mutations are positive occasionally, beneficial occasionally and omission of information.
Answer: Options 1, 3 and 4.
<u>Explanation:</u>
Mutations are more or less permanent changes. These changes are heritable in the phenotype of an individual. These changes occur because of the alteration in the number, kind or the sequence of nucleotide of the genetic material which is DNA in most of the cases.
Mutations occur at some times in the life of people and they are present in only some cells of the human body. They are not present in all the cells of the human body. These changes can also occur because of environmental factors like ultraviolet radiation from the sun.