Why is decreased genetic variation in a species considered a negative impact of genetic technologies? It reduces the nutritional value of foods produced by these species.
It produces crops that are more resistant to weed killer.
It makes the species more susceptible to diseases.
It results in foods with less desirable traits.

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i