Deserts, savannas, and grasslands.
Answer:
They are made of protein and one molecule of deoxyribonucleic acid (DNA). As the genetic material passes from parents to child, the chromosomes are responsible for containing the instructions that make the offspring unique while still carrying traits from the parent.
Answer:
The roots organ is genereally placed under the soil and may undero variious modifications. The roots are present in plant that help them to absorb water and nutrient from the soil.
Some plant roots contains the bacteria that helps in the conversion of nitrogen into ammonium ions. The plants changes the roots because the rhizobium present in plant roots helps in the conversion of nitrogen so that it can be used by the plants. The Rhizobium produces ammonium (NH4+) ions.
The distribution of natural resources depends upon number of physical factors like terrain, climate and altitude. The distribution of resources is unequal because these factors differ so much over the earth.
As blood glucose returns to its baseline level, the levels of insulin and glucagon in the blood will stabilize. As the blood glucose levels begin to drop below the base line, the concentration of glucagon hormone increases. while as the blood sugar levels increases above the baseline, the level of insulin hormones increases. Insulin and glucagon work antagonistically to maintain the normal level of glucose in the blood.