<h2>Answer:</h2>
Option B is correct.
B. start a chemical reaction
<h2>
Explanation:</h2>
Activation energy is the amount of energy that is needed to start a chemical reaction. To start a chemical reaction we have to provide this amount of energy. Different type of catalyst are used to lower the activation energy and catalyze the reaction.
They should repeat their experiments, use their results to disprove the existing theory, and publish an extensive paper to bring attention to their discoveries.
The answer would be C. A haploid cell.
Gametes are haploid cells made by meiosis. Male and female gametes fuse together during fertilization and form the diploid zygote.
Sickle cell sickness might've been identified with her passing since her body and cells weren't getting enough oxygen. Indications more often than not don't happen until after the age of 4 months. All individuals with sickle cell iron deficiency have excruciating scenes called emergencies. These can last from hours to days,
The answer will be polar low