<span>a nematode, especially a parasitic one found in the intestines of mammals.</span>
Answer:
The role of cholesterol in the cell membrane is to maintain stability, anchor other molecules, and keep the membrane fluid in cold temperatures.
Explanation:
Sorry if it isn't right.
Answer:
Explanation:
The first mass extinction is called the Ordovician-Silurian Extinction. It occurred about 440 million years ago, at the end of the period that paleontologists and geologists call the Ordovician, and followed by the start of the Silurian period. In this extinction event, many small organisms of the sea became extinct.
<u>Answer 1:</u> type O-
<u>Answer 2:</u> type AB+