Answer:
B. mutations
Explanation
I believe this is the answer because even though mutations can be bad, there are also good as they can provide genetic variation to a population, which can result in the trait being passed to the offspring.
Transcription is the process of copying a gene from the DNA into mRNA.
Answer:
D: Some traits in certain embryos disappear as the embryo develops.
Explanation:
Please tell me if I'm wrong
Understanding the ages of related fossil species aids scientists in reconstructing an organism's evolutionary history. Relative dating arranges geologic events in chronological order without requiring each event to be assigned a specific numerical age.
An internal skeleton is used to help an organism hold its body up and keep from falling, while a stem stores nutrients, and produces new living tissue, and transports fluids.