Answer:
Phenotype
Genotype
Explanation:
Phenotype is the physical appearance because it's the outward expression of the person, which is determined by one's Genotype.
A virus is not a bacteria, but it is caused by a bacteria. A virus causes the immune system to weaken.
it is not possible to access your whole brain.
Explanation:
the answer should be d because of the concentration gradient see if that makes sense
