Answer:
they compare fossils to other fossils to see if skeleton changes are observed in a species over time it indicates that there is genetic change going on within the species
Answer:
Blood taken from an artery in the leg is oxygenated while blood taken from a vein in the leg is deoxygenated.
Answer: Water can hold an unlimited amount of oxygen.
Explanation:
Water cannot hold an unlimited amount of oxygen because it would get to a point where it is saturated as it needs to hold Hydrogen as well. Air on the other hand, has significantly more space for oxygen as it contains only 21% and can keep taking more.
Underwater organisms need oxygen for respiration and a small decrease in the oxygen available in water affects aquatic life because they rely on it to survive.
Answer:
The answer is below
Explanation:
To improve this condition, there are various means or ways to combat this, some of which are:
1. Carrying out improvement on nutrition
2. Eliminating or reducing the environmental degradation on the food system by making food supplies more diverse, nutritious and sustainable.
3. Increasing the Plantation of agricultural produce, most especially food.
4. Birth control: this is trying to measure the resources available against the population, to achieve optimum relationship between population and resources.
5. Ensuring Organic Pesticides are used in agriculture, to avoid or prevent contamination of foods.
6. Provide proper Irrigation system, such that most area can serve the purpose of of agriculture.
7. Ensure the use of quality Seeds, which can translate to to bounty harvest
8. investment is needed to facilitate innovations and development of interventions that can improve nutrition in a cost-effective, sustainable way.
9. the private sector needs to be engaged in a meaningful way in finding solutions to a more sustainable and nutritious food system.
The most grown crop in the US is corn, followed by soybeans and wheat.
