Answer:
A.) transcription factors
Explanation:
Transcription factors are often very important in initiating patterns of gene expression that result in major developmental changes.
Answer: Every ecosystem has two components, namely, biotic components and abiotic components. Biotic components refer to all living organisms in an ecology while abiotically refers to the non-living things
Explanation:
Immigration followed by competition
I hope this right, if its not, sorry =)
Scientists classify living things to organize and make sense of the incredible diversity of life. Classification also helps us understand how living things are related to each other.