Answer:
Oxygen atoms contain 16 times more mass than Hydrogen atoms.
(a brainliest would be appreciated)
Step 2 should be sensory neurons send electrical signals to the brain
Step 3 brain learns information about the environment
Step 4 brain sends electrical signals to the muscles
It should be translation.
The most efficient procedure that scientist can use to obtain more
recombinant dna for a particular trait is Clone the dna in
a biological vector. This method will give more assurance that they
will get the traits that they wanted form the subjects.