What conditions does a paramecium discharge its trichocysts and how does a paramecium react if it encounter an obstacie

What happens when the cell copies its chromosomes

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells