The correct answer choice is A.
Yeast lacks a membrane-bound nucleus. The onion skin cell has one
Answer:
This is what I found. So if you use this please reword it as your own.
Explanation:
Have a great summer
When people burn fossil fuels it feeds into global warming. Global warming is melting the permafrost in these tundra regions causing them to collapse.
Answer:
A virus attaches to a specific receptor site on the host cell membrane through attachment proteins in the capsid or via glycoproteins embedded in the viral envelope. The specificity of this interaction determines the host—and the cells within the host—that can be infected by a particular virus.
Explanation:
Basically it means that each virus is specific because of a certain cell makeup or cell membrane. Search up your question on google, there is a site I got this from! :)
