Answer:
Permanently ; Transietly
Explanation:
The plasma membrane proteins may be be of two types.
1) Integral proteins; Integral proteins are embedded in membrane because most of integral proteins mostly contain hydrophobic side chain. These proteins are strongly attached to plasma membrane and they can be only removed by using biological detergents, non-polar solvent and denaturing agents.
Example; SMIM23
2) Peripheral proteins; These proteins do not interact with hydrophobic core of membrane. They usually interact with plasma membrane through lipid polar head or integral proteins.
Examples; spectrin, Actin.
A
strong tides produce more salt water
Maybe the paper A has more evidence and more detail than aper b
Answer:
A. Ancient bacteria
Explanation:
From the salt of the earth, researchers have isolated and revived a Bacillus strain, which they believe is >250 million years old. If correct, Russell Vreeland and his colleagues from West Chester University, Pennsylvania, have discovered the oldest living organism in the world.
Answer:
true
Explanation:
a virus needs a host to replicate its like fleas they lay eggs on dogs to replicate