Opinion - Collective and professional opinions. 1  In contemporary usage, public opinion is the aggregate of individual attitudes or beliefs held by a population (e.g., a city, state, or country), while consumer opinion is the similar aggregate collected as part of marketing research (e.g., opinions of users of a particular product or service).
DNA replication occurs during the synthesis (S phase) phase of interphase in the cell cycle. DNA replication begins in areas of DNA molecules called origins of replication. DNA replication occurs during the synthesis (S phase) phase of interphase in the cell cycle. DNA replication begins in areas of DNA molecules called origins of replication. Go
The problem of how DNA replication occurs only once in each cell cycle has been partially resolved by studies in the fission yeast, Schizosaccharomyces pombe, where genetic approaches have been used to study the sequential coupling of the S and M phases.