Answer: C. Certain bacteria live within rocks kilometers below the Earth’s surface.
Explanation:
Bacteria are microscopic, usually single-celled living organisms that can be found in many environments. The live in practically anywhere on the planet because they are able to adapt to environmental changes. Bacteria regulate changes or modifications to their cell envelope in a coordinated way, allowing them to survive in different environments.
The main difference between bacteria and other cells is that bacteria are cells that do not contain a nucleus or other membrane-bound organelles.
These organisms can live in soil, the ocean and also inside the human gut. They can be dangerous, for example, when they cause infections they are able to injure different cells and tissues and compromise the immune system. On the other hand, most of the time they are beneficial, as in the process of fermentation such as in wine or yougurt, or helping with the digestion.
Answer:
B. Inquiry is more open ended, while the Scientific Method is more linear.
Explanation:
Scientific investigations involve asking questions and providing answer to them. Scientists use data from observations to proffer solutions to problems. Scientific inquiry and scientific method are used in this regard, however, they are not the same.
One of the notable differences between the scientific inquiry and method is that:
- Scientific method is a step by step, linear structured way of solving problems whereas scientific inquiry does not follow a linear pattern. In other words, inquiry is more open ended, while the scientific method is more linear.
Answer:
The thymus
Explanation:
It is the most active and starts making T-cells before you are even born. After puberty the thymus shrinks and is replaced with fat.
The circumference (C) of a swimming pool is 47 feet. Which formula can you use to find the radius (r) if you know that C = 2<span>ππ</span>
r ?
