It would be A; Or 0 because since the dominate trait is being able to roll the tongue, it over rules the recessive.
Hadean is the first eon of precambrian, and took place around 4.6 and 4.0 billion years ago.
Evaporation of ocean water and formation of sea ice both increase the salinity of the ocean water.
Answer: a food-growing practice that uses no synthetic fertilizers, insecticides, fungicides, or herbicides
Explanation:
Organic agriculture is a process of crops of economic importance. It is an integrated farming system that ensures the sustainability, enhances the fertility of the soil, and that is biological diversity.
It prohibits the use of synthetic pesticide or insecticides, fungicides, synthetic fertilizers, growth hormones, antibiotics, and genetically modified organisms for the growth of crops. It utilizes the fertilizers of organic origin, like manure, compost, bone meal and also supports the crop rotation. It supports the biological pest control and fostering of insect predators.
