Answer:
People with type O- blood are called universal donors because their donated red blood cells have no A, B or Rh antigens and can therefore be safely given to people of any blood group. ... Their plasma does not contain A or B antibodies and can be transfused safely to all blood types.
The hardships and dangers that the settlers still faced after the voyage was over according to the end of chapter nine, were the fierce winter, sickness, and starvation.
According to Bradford, the one thing that can sustain the group during these trails is God and His grace.
The states and the congress. If a constitutional amendment is going to be ratified, first it has to get votes of support from 2/3 of both the house of representatives and the senate, after which it goes on voting in individual states, and if 3/4 of states ratify it then it becomes an official amendment of the constitution.
Green revolution refers to the drastic increase in food production during 1960s in the developing countries.
Two intended outcomes: 1. HYV seeds enhance the productivity level. 2. Use of modern machinaries promote huge yield per unit of land.
Two unintended outcomes: 1. Loss of soil fertility. 2. Increase of salinity in under ground water.
Explanation:
In 1960s green revolution brought a drastic change in India's agricultural pattern. Yield per unit of land increase rapidly. It introduced the use of modern machineries, pesticide & weedicides in the crop land, HYV (High yielding variety) seeds etc.
Besides due to green revolution pollution level rise up, salinity level in the ground water increases and even the soil fertility level decreases. Huge and frequent use of pesticides and insecticides promotes soil erosion and crop rotation, multiple cropping system reduces soil fertility level.
