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In New York State, it is common for farmers to plant large fields of one crop, such as the cornfield. A negative outcome of this practice is that
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
A biotechnology tool, known as CRISPR-Cas9, allows scientists to precisely edit genes. In order to edit genes, CRISPR-Cas9 must be able to
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
Scientists have modified one gene in a plant so it now produces a natural form of rubber. The process that was most likely used to modify the plants' traits and increase their natural rubber production was
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
Which statement about the response of the body to pathogens is correct?
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
Blood sugar levels increase after a meal and eventually return to normal. This constant correcting of blood sugar levels within the body is accomplished by
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
By measuring the colors of light refl ected by different tree species in a forest, scientists can determine the amount of biodiversity present in different areas. Maintaining biodiversity is important because it
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
Which molecules are normally found in single-celled organisms?
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
Killer whales are an endangered species. The decline in the whales’ numbers has been linked to poor nutrition, resulting in the inability to maintain a pregnancy. This risk to developing whale embryos is most likely a result of
alter the base sequence of DNA
the stability of the ecosystem will be reduced
a feedback mechanism
both organic and inorganic molecules
genetic engineering to alter a specifi c gene
ensures the availability of a variety of genetic material
Vaccinations may contain weakened microbes that stimulate the formation of antibodies.
an environmental factor not associated with the embryo’s genes
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