during which phase of the cell cycle is the nucleus actually dividing course hero

by Harold Nienow 9 min read

What is the cell cycle or cell division cycle?

Nov 23, 2014 · Question 3 3 out of 3 points During which phase of the cell cycle is the nucleus actually dividing? Answer Selected Answer: Mitosis

Which is the most important stage of the cell cycle?

Apr 15, 2015 · Question 1 3 out of 3 points During which phase of the cell cycle is the nucleus actually dividing? Answer Selected Answer: Mitosis

What happens during the G1 and S phase of mitotic division?

Aug 31, 2017 · A typical eukaryotic cell cycle is divided into two main phases:-Interphase. Also known as the resting phase of the cell cycle; interphase is the time during which the cell prepares for division by undergoing both cell growth and DNA replication. It occupies around 95% time of the overall cycle. The interphase is divided into three phases:-

How much time does interphase occupy in the cell cycle?

The series of events that take place in a eukaryotic cell between its formation and the moment it replicates itself. In what type of cells --- prokaryotes or eukaryotes --- does the cell cycle occur? Nice work! You just studied 61 terms! Now up your study game with Learn mode.

In which cell cycle phase does the nucleus divide?

mitosisThe first step in the mitotic phase of a eukaryotic cell is mitosis, a multi-phase process in which the nucleus of the cell divides. During mitosis, the nuclear envelope (membrane) breaks down and later reforms.Sep 4, 2021

What stage of the cell cycle do cells actually divide?

mitosisDuring the mitotic (M) phase, the cell divides its copied DNA and cytoplasm to make two new cells. M phase involves two distinct division-related processes: mitosis and cytokinesis.

In which phase of mitosis does the nucleus break apart?

During telophase, a nuclear membrane forms around each set of chromosomes to separate the nuclear DNA from the cytoplasm.

What happens during G2 phase?

During the G2 phase, extra protein is often synthesized, and the organelles multiply until there are enough for two cells. Other cell materials such as lipids for the membrane may also be produced. With all this activity, the cell often grows substantially during G2.Mar 18, 2019

What happens in G1 G2 and S phase?

During the G1 phase, the cell shows first growth by copying organelles and making the molecular building blocks which are necessary for later steps; during the G2 phase, the cell shows second growth by making proteins and organelles and beginning to reorganize its contents in preparation for mitosis; during the S phase ...Nov 24, 2020

What is actually dividing during cytokinesis?

Cytokinesis is the physical process of cell division, which divides the cytoplasm of a parental cell into two daughter cells.

What is metaphase in mitosis?

Metaphase is a stage during the process of cell division (mitosis or meiosis). Usually, individual chromosomes cannot be observed in the cell nucleus. However, during metaphase of mitosis or meiosis the chromosomes condense and become distinguishable as they align in the center of the dividing cell.

What happens during metaphase?

During metaphase, the cell's chromosomes align themselves in the middle of the cell through a type of cellular "tug of war." The chromosomes, which have been replicated and remain joined at a central point called the centromere, are called sister chromatids.

What do you understand by cell cycle?

Cell cycle refers to the series of events that results in the duplication of the cell alongwith the DNA.

What are the four major stages of mitosis?

The four important stages of cell cycle include: Interphase Prophase Metaphase Anaphase Telophase Cytokinesis

What are the different phases of a cell cycle:

The different phases of a cell cycle include: Interphase – This phase includes the G1 phase, S phase and the G2 phase. M phase – This is the mitoti...

Who discovered cell cycle?

Walther Flemming discovered cell cycle in the 19th century. He was a professor at the Institute of Anatomy.

What is the importance of cell division?

The cell division is important because of the following reasons: It helps in the survival and growth of organisms. Maintanence of chromosome number...

Which is the most important stage of cell cycle?

Interphase is the most important stage of cell cycle. The cell stays in the interphase for maximum periods. During this phase the cell prepares its...

What is the significance of G1, S and G2 phases of the interphase?

During the G1 phase the cell continues to grow but does not replicate. During the S phase the DNA of the cell replicates. During the G2 phase the R...

What are the phases of the cell cycle?

The different phases of a cell cycle include: Interphase – This phase includes the G1 phase, S phase and the G2 phase. M phase – This is the mitotic phase and is divided into prophase, metaphase, anaphase and telophase. Cytokinesis – In this phase the cytoplasm of the cell divides.

What is the most important stage of the cell cycle?

Interphase is the most important stage of cell cycle. The cell stays in the interphase for maximum periods. During this phase the cell prepares itself for division. The cell undergoes cell growth and replication during this phase.

How long does it take for a cell to divide?

Human cells exhibit typical eukaryotic cell cycle and take around 24 hours to complete one cycle of growth and division. The duration of the cycle, however, varies from organism to organism and cell to cell.

What are the components of the cytoskeleton?

Cytoskeleton. Endoplasmic reticulum (ER) Golgi apparatus. Lysosomes and peroxisomes. Mitochondria. Nucleus. Plasma membrane. Ribosomes. The cell undergoes a series of events that result in the duplication of cell along with the DNA.

How many phases are there in the eukaryotic cell cycle?

The duration of the cycle, however, varies from organism to organism and cell to cell. A typical eukaryotic cell cycle is divided into two main phases:-.

What is the cell cycle?

“Cell cycle refers to the series of events that take place in a cell, resulting in the duplication of DNA and division of cytoplasm and organelles to produce two daughter cells.”

What are the phases of interphase?

The interphase is divided into three phases:-. G1 phase (Gap 1) – G1 phase is the phase of the cell between mitosis and initiation of replication of the genetic material of the cell . During this phase, the cell is metabolically active and continues to grow without replicating its DNA. S phase (Synthesis) – DNA replication takes place ...