Answer:
Viruses
Explanation:
Viruses haven't been linked to causing cancer
The answer is light reactions
I believe the answer is Sights often create strong emotional responses. This is not true since the sense of smell is more directly attached to the limbic system and is therefore more likely to cause emotional response. The limbic system is a set of brain structures located on both sides of the thalamus, beneath the cerebrum. it supports functions such as emotion. behavior, motivation, long term memory and olfaction.
Answer:
A barter system is an old method of exchange. Th is system has been used for centuries and long before money was invented. People exchanged services and goods for other services and goods in return.
Explanation:
A nuclear membrane is a bilayer membrane that encloses a nucleus in eukaryotic cells and thus surrounds the genetic material of the cell. It consists of two phospholipid bilayers with many small holes. Those holes allow different material, such as proteins, RNA, ATP, water, to move in and out of the nucleus. Therefore its function is to regulate the flow of RNA and proteins since DNA, which carries the genetic information of the cell, cannot leave the nucleus.
