Essay Example | Topics and Well Written Essays - 250 words - 58

Essay Example They were strong dogs tamed for freighting purposes. More so, these dogs have strong endurance and enthusiasm. Alaskan malamutes are friendly, devoted companion, loyal and affectionate that is jovial, playful yet dignified. Natural selection implies that the species that survive and reproduce are the ancestors to the next generation of the specie. Those animals that fails to reproduce, die and will not survive or continue to exist. Therefore, natural selection means nature selects which specie survive in the sense that if their adaptation to the environment helps them to survive since they are able to pass their genes to their offspring’s, but if they cannot fully adapt, they die and get extinct (Darwin 65-6). Scientists state that the first group of beetles appeared during Jurassic era. During this time, major groups of dinosaurs appeared too. Beetles are good adaptors to new environment by changing their lifestyle and feeding habits when acquiring new environment. Beetles managed to survive because they are herbivores. Because the environment cannot support unlimited growth of beetles, not beetles in the forest tend to survive and reproduce to their full capabilities. In this context, the green beetles tend to survive and reproduce because they camouflage and not easily seen by birds but the brown ones are easily seen and eaten by birds thus they reproduce less and hence wiped out. Protein synthesis is the production of protein molecules in accordance with DNA sequences. Protein synthesis takes place many as required. Contrary, DNA replication is the process of DNA copying itself. DNA replication takes place only once in cell generation during the S phase of the cell cycle (Baldi 70). After RNA has delivered the amino acids to increasing polypeptide chain, it leaves the ribosome, goes back to cytoplasm and takes another amino acid. As the ribosome