Good afternoon. An organelle is any structure in cells that has a specialized function. They are usually found in eukaryotic (nucleus) cells. They help with energy, making proteins, and removing wastes from a certain area. They are composed of large molecules such as proteins, carbohydrates, lipids, and nucleic acids. I hope I helped!! If you have any more questions then don't hesitate to let me know. Have a great day!!
Answer: Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule. Transcription is performed by enzymes called RNA polymerases, which link nucleotides to form an RNA strand (using a DNA strand as a template).
Explanation:
1. I think natural selections among the animals are base on their ways or their role in the food chain whether they are predator or a prey. Natural selection is the one you will judge if you are gonna leave or die but it doeasnt mean that here is no way of survival. I think there role in the chain mold them and taught them on how to survive in the wild.
2. The best example of it is when and infant started to grow, so an infant baby's center of sensation is their mouth, if they don't like the taste of it they throw it away until the developments are on the process, they begin to walk then to speak.
3.The behavior of an animal like for example the wolves, they use to be in pact to hunts prey so that they could sure the possible outcome in hunting base on that fact, if a wolf will hunt for its self in a group and fast running dears without a plan the possibility is that the wolf will never catch one
Microbial life is important because this is bacteria. these bacteria's supply health to humans and animals. even though they also supply sickness. also these microbial life forms are the cells in us. its the oxygen in the air, its the gravity. it is everything that defines science except we cant see it. hope it helps, tag me if you need help, and plz choose brainliest
Is this a book you working in on ?