Answer:
The four seasons happen because of the tilt of the Earth's axis. At different times of the year, the sun's rays hit different parts of the globe more directly. The angle of the Earth's axis tilts the Northern Hemisphere towards the sun during the summer.
Explanation:
Answer:
both: soled at room temp, they are made of molten
sedimentary: are made of weathered pieces of rock, form above the surface
igneous: form in the earths crust, and the big definition
Explanation:
Answer:
circulatory system is the answer
Answer:
A. DNA gives instructions on how to make keratin, the protein that makes up human hair and skin.
B. DNA contains information about the eye and fur color that is passed on from parents to kittens.
D. DNA helps create substances that fight the bacteria that enter the body.
Explanation:
Deoxyribonucleic (DNA) is the basic unit of living organisms which contains genetic information about living organisms. It also contains information about different proteins that make our body. DNA is also responsible for the production of antibodies which helps in the fighting against pathogens such as bacteria and viruses etc. In short, DNA is responsible for every thing that is present in the body of organisms.
Answer:
Option B. a health problem due to the concentration of hydrogen ions (H+) being 10X higher than normal in your body is correct answer.
Explanation:
When lungs are not able to remove carbon dioxide produced by blood it results in decrease in pH of blood (blood become more acidic). This condition is called respiratory acidosis. However, body has the ability to balance ionic concentration. (See attached image for more explanation)
