Answer:
Phospholipids are amphipathic molecules. This means that they have a hydrophilic, polar phosphate head and two hydrophobic fatty acid tails. These components of the phospholipids cause them to orientate themselves, so the phosphate head can interact with water and the fatty acid tails can't, hence forming a bilayer
Explanation:
*The rate at which radioactive decay occurs.
*How much radioactive decay has occurred.
Answer:
I'm pretty sure the answer is natural selection.
Explanation:
Natural selection acts on phenotypic variations in populations.
It is a substance which changes the colour of reflected or transmitted light
For example chlorophyll have green pigments
Answer:
A. Books and DVDs can be given new life as well.
