Answer:
DNA is the genetic information used to make proteins, and it contains the hereditary traits of organisms. There are two types of DNA: mitochondrial DNA, which you can only get from your mother, and nuclear DNA, which is a combination of both your ancestors' DNA.
Explanation:
hormons. hormones are released from glands and they all belong to the endocrine system.
She should make observations next.
If she doesnt make observations, it would be difficult to form a hypothesis and design an experiment, the result will more likely to be inaccurate too.
ans is D. Most items are features in the spinal cord, but the hippocampus is in the brain.
