Biotechnology has resulted in the formation of food crops that are resistant to herbicides. how was this most likely accomplished?

a. continually applying herbicides to the plants until they developed a tolerance to them
b. halting the use of herbicides on the food crops so that they could build a tolerance to them
c. inserting genes resistant to the herbicides into the dna of the plants
d. placing a portion of the plant’s genes into the herbicides

There are six elements that make up most of the human body. which of the following is not one of these six elements?

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad