Answer:
B. all bodies in the solar system formed from an enormous gas cloud
Explanation:
The nebular hypothesis -
This hypothesis was given by Forest Ray Moulton and Thomas Chrowder Chamberlin , in the year 1900 .
According to this theory ,
The planets of the solar system are specifically composed of huge gas cloud .
Where the largest star sun is composed of the hydrogen and helium gases .
This hypothesis is widely accepted by all , and modification are done from time to time , which new discoveries .
Hence , from the question ,
The correct answer is B.
Answer:
East and Southern Africa is the region most affected by HIV in the world and is home to the largest number of people living with HIV. The HIV epidemic in this region is generalized but young women, men who have intercourse with men, transgender people, intercourse workers, prisoners and people who inject drugs are at an increased vulnerability to infection. The number of people living with HIV in East and Southern Africa continues to increase, but access to antiretroviral treatment is increasing as well. Although laws and cultural traditions vary between East and Southern African countries, there are a number of ingrained cultural, structural and legal barriers to HIV prevention.
Explanation:
Mitochondria - Turning on the Powerhouse. Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell. The biochemical processes of the cell are known as cellular respiration. Hope I could help!
<span>So far, astronomers have found more than 500 solar systemsand are discovering new ones every year. Given how many they have found in our own neighborhood of the Milky Way galaxy, scientists estimate that there may be tens of billions of solar systems in our galaxy, perhaps even as many as 100 billion.</span>
By siltation, as part of the bed load
