They are better because they are for comparative use for instance hair color to finger nails they both grow but onto separate parts of the body.
Hope this helps [:
Answer:
Resistance bacteria survive in greater numbers and pass the trait to their offspring
Explanation:
Antibiotics are chemicals which are used in the treatment of bacterial infections. The bacteria sometimes have some form of immunity or resistance to a particular antibiotic due to a host of underlying factors.
Once resistance appears in a bacterial population, it spreads rapidly. The trait of immunity or resistance to such antibiotic is then passed as a trait from one generation to another.
Answer:
Explanation:
Not sure about the first question but
#2: hybrid
#3: alleles
Answer:
The correct answer would be number 2
Explanation:
Increased in pitch (frequency). It's the doppler effect.