No clue. So sorry… I need points….
The markers and colored buoys serve as the "traffic signals" that direct boats to safety. Lateral navigation markers and non-lateral markers of the US Aid to navigation System must be learned for all operators. A green-lighted buoy marks the border/edge of the channel on the operators' port (left side) as the boat enters from open sea. The odd number 3 signals your direction and distance in returning from open sea( as the number increases).
Answer:
Tyrosine.
Explanation:
Tyrosine is a non-essential amino acid, it is part of proteins and is considered an aromatic amino acid. Its synthesis occurs from the hydroxylation of phenylalanine as long as it contains an adequate supply of this amino acid.Phenylketonuria is a hereditary disease whose main treatment is dietary restriction of the amino acid phenylalanine. People with phenylketonuria may have low levels of the amino acid tyrosine in their blood.Phenylalanine hydroxylase is an enzyme that converts phenylalanine to tyrosine. Deficiency of the enzyme phenylalanine hydroxylase is a congenital error of metabolism.
Answer:
the cell is 20% water, and the cells environment is 80%
Explanation:
if the water has less water than its environment the then the water will come in and out until both solutions are isotonic.
Answer:
False - cells can differ in structure in order to perform a specific function..
Explanation:
For example, neurons (nerve cells) are electrically excitable. These have an axon (long section that conducts impulses, and ends which branch out - called dendrite. This is an example of a cell structure unique to a certain function.