Answer:
If that is a picture of DNA, then nucleic acids are the most common macromolecule
Explanation:
Populations evolve and individual organisms do not. Evolution occurs through natural selection and survival of the fittest as populations evolve traits that better suit their environment.
Answer:
A: Eating a sandwich
Explanation:
During labs eating is a big no. Some food can catch on fire, or be contaminated or breed germs that can affect the experiment. Wearing googles is a good idea and tying back hair is a must when using fire. The work area should always be clean so A is the answer
