A cell undergoes a nuclear division and separation of the cytoplasm, after which the number of cellular organelles is doubled, and cell size increases greatly. However, a malfunctioning enzyme (helicase) prevents separation of the DNA strands.
What is the consequence of this malfunction?
Anaphase during the G1 phase cannot occur.
Anaphase during the Sphase cannot occur.
DNA replication during the G1 phase cannot occur.
DNA replication during the Sphase cannot occur.

How is the motion of the particles of water at 80 ⁰c different from the motion of the particles of water when it is 30 ⁰c?

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area