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shaaybaai shaaybaai
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10 years ago
1. DNA microarray is a chip that contains a grid of thousands of microscopic cells. All the following are correct statements about the DNA microarray tool except
a) individual cells contain a nucleic acid sequence that bind with one of the mRNA molecules during gene expressing
b) it is scanned and analyzed to compare patterns of gene expression in each cell
c) it allows scientists to analyze the activity of thousands of genes at once
d) it provides a pattern of bands into which DNA fragments sort by mass and charge

2.Importing foreign DNA into plants and animals results in a transgenic organism. All the following are correct matches of a transgenic organism with imported genes except
a) virus: made pathogenic as a result of gene mutation
b) plants: engineered to resist herbicides, insects,or drought
c) bacteria: altered with genes to produce human insulin or clean up oil spills
d) animals: engineered to secrete human proteins, pharmaceutical products, or spider silk in their milk
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10 years ago
1. DNA microarray is a chip that contains a grid of thousands of microscopic cells. All the following are correct statements about the DNA microarray tool except
a) individual cells contain a nucleic acid sequence that bind with one of the mRNA molecules during gene expressing
b) it is scanned and analyzed to compare patterns of gene expression in each cell
c) it allows scientists to analyze the activity of thousands of genes at once
d) it provides a pattern of bands into which DNA fragments sort by mass and charge

DNA microarray is a chip that contains a grid of thousands of microscopic cells. Each cell contains a nucleic acid sequence that can bind with one of the mRNA molecules transcribed during gene expression. It allows scientists to analyze the activity of thousands of genes at once. It is a useful tool for genetic research because it allows scientists to pinpoint the genes that are responsible for particular functions or conditions, to study the interactions among genes, or to gather information about the relationship between environmental conditions and gene expression. This provides a way to study the genetic processes that underlie many diseases and offers the possibility of developing individually tailored treatments.

2.Importing foreign DNA into plants and animals results in a transgenic organism. All the following are correct matches of a transgenic organism with imported genes except
a) virus: made pathogenic as a result of gene mutation
b) plants: engineered to resist herbicides, insects,or drought
c) bacteria: altered with genes to produce human insulin or clean up oil spills
d) animals: engineered to secrete human proteins, pharmaceutical products, or spider silk in their milk

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