The hydrophilic phosphate heads like water, so they touch the inside and the outside of the cell where the environments are aqueous. The fatty acid tails form a hydrophobic region in the middle, which is free of water. This cell membrane helps in structuring the cell and also controls which substances can cross it.
Answer:
A frameshift mutation is a type of mutation involving the insertion or deletion of a nucleotide in which the number of deleted base pairs is not divisible by three. "Divisible by three" is important because the cell reads a gene in groups of three bases.
Explanation:
The stem cells will grow in his bones and hopefully the outcome is that the stem cells will cause the bones to make their own marrow to fix any problems he's having.
B the origin of new matter in the steady state theory???
