The answer is D. There are many things that could weather.
Answer: Prior to entry, a virus must attach to a host cell. Attachment is achieved when specific proteins on the viral capsid or viral envelope bind to specific proteins called receptor proteins on the cell membrane of the target cell.
<span>When this situation happens you would begin by suspecting an opiate or barbiturate overdose then you would begin mouth-to-mask rescue breathing.</span>
Answer:
- <u>North American glacier:</u>
About some 15,000 years ago earth faced a catastrophic event of ice age termed as Last Glacial Maximum(LGM), which covered most of the globe. As the northern region of the American continent, along with that most of the region in the European lands. Which made it very hard for the living beings to survive.
Explanation:
- <u>Effects on Plants-</u>
- The process of producing more food was been halted by the severe conditions globally and there were more unfavorable conditions for the plants, as the level and height of ice over the surface was in the range of Km's. As the trees and plants did not had any water available due to low temperature in the region.
- As most of the Amazon was in scattered form and the rain forests were greatly effected by the ice age, as it covered the surface of the land in the north American region.
- Due, to too much ice and lack of fertile soil available there were less crop and less trees developed, which caused more severe conditions.
All plants and animals are made up of cells where the genetic material can be found in the form of genes and chromosomes (usually in the nucleus).